Home / 57,432.64-86,154.37-16,906.18

Finding the Fourth Proportional to 57,432.64, 86,154.37 and 16,906.18

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Solution

The fourth proportional to 57,432.64, 86,154.37 and 16,906.18 is: 25,360.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,432.64 : 86,154.37 = 16,906.18 : x
  2. Step 2: Convert to fraction form
    57,432.64/86,154.37 = 16,906.18/x
  3. Step 3: Cross multiply
    57,432.64x = 86,154.37 × 16,906.18
  4. Step 4: Simplify right side
    57,432.64x = 1,456,541,347.40
  5. Step 5: Solve for x
    x = 1,456,541,347.40/57,432.64
  6. Step 6: Final answer
    x = 25,360.86

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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.