Home / 57,718.08-86,572.80-16,168.32

Finding the Fourth Proportional to 57,718.08, 86,572.80 and 16,168.32

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Solution

The fourth proportional to 57,718.08, 86,572.80 and 16,168.32 is: 24,251.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,718.08 : 86,572.80 = 16,168.32 : x
  2. Step 2: Convert to fraction form
    57,718.08/86,572.80 = 16,168.32/x
  3. Step 3: Cross multiply
    57,718.08x = 86,572.80 × 16,168.32
  4. Step 4: Simplify right side
    57,718.08x = 1,399,736,733.70
  5. Step 5: Solve for x
    x = 1,399,736,733.70/57,718.08
  6. Step 6: Final answer
    x = 24,251.27

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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.