Home / 54,549.17-75,277.38-30,675.34

Finding the Fourth Proportional to 54,549.17, 75,277.38 and 30,675.34

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Solution

The fourth proportional to 54,549.17, 75,277.38 and 30,675.34 is: 42,331.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,549.17 : 75,277.38 = 30,675.34 : x
  2. Step 2: Convert to fraction form
    54,549.17/75,277.38 = 30,675.34/x
  3. Step 3: Cross multiply
    54,549.17x = 75,277.38 × 30,675.34
  4. Step 4: Simplify right side
    54,549.17x = 2,309,159,225.81
  5. Step 5: Solve for x
    x = 2,309,159,225.81/54,549.17
  6. Step 6: Final answer
    x = 42,331.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.