Home / 57,807.57-86,711.38-16,254.57

Finding the Fourth Proportional to 57,807.57, 86,711.38 and 16,254.57

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Solution

The fourth proportional to 57,807.57, 86,711.38 and 16,254.57 is: 24,381.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,807.57 : 86,711.38 = 16,254.57 : x
  2. Step 2: Convert to fraction form
    57,807.57/86,711.38 = 16,254.57/x
  3. Step 3: Cross multiply
    57,807.57x = 86,711.38 × 16,254.57
  4. Step 4: Simplify right side
    57,807.57x = 1,409,456,196.01
  5. Step 5: Solve for x
    x = 1,409,456,196.01/57,807.57
  6. Step 6: Final answer
    x = 24,381.86

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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.