Home / 54,554.23-81,831.34-15,111.34

Finding the Fourth Proportional to 54,554.23, 81,831.34 and 15,111.34

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Solution

The fourth proportional to 54,554.23, 81,831.34 and 15,111.34 is: 22,667.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,554.23 : 81,831.34 = 15,111.34 : x
  2. Step 2: Convert to fraction form
    54,554.23/81,831.34 = 15,111.34/x
  3. Step 3: Cross multiply
    54,554.23x = 81,831.34 × 15,111.34
  4. Step 4: Simplify right side
    54,554.23x = 1,236,581,391.01
  5. Step 5: Solve for x
    x = 1,236,581,391.01/54,554.23
  6. Step 6: Final answer
    x = 22,667.01

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.