Home / 54,592.48-75,336.74-30,719.14

Finding the Fourth Proportional to 54,592.48, 75,336.74 and 30,719.14

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Solution

The fourth proportional to 54,592.48, 75,336.74 and 30,719.14 is: 42,391.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,592.48 : 75,336.74 = 30,719.14 : x
  2. Step 2: Convert to fraction form
    54,592.48/75,336.74 = 30,719.14/x
  3. Step 3: Cross multiply
    54,592.48x = 75,336.74 × 30,719.14
  4. Step 4: Simplify right side
    54,592.48x = 2,314,279,863.20
  5. Step 5: Solve for x
    x = 2,314,279,863.20/54,592.48
  6. Step 6: Final answer
    x = 42,391.92

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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.