Home / 40,765.32-61,157.16-14,470.08

Finding the Fourth Proportional to 40,765.32, 61,157.16 and 14,470.08

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Solution

The fourth proportional to 40,765.32, 61,157.16 and 14,470.08 is: 21,708.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,765.32 : 61,157.16 = 14,470.08 : x
  2. Step 2: Convert to fraction form
    40,765.32/61,157.16 = 14,470.08/x
  3. Step 3: Cross multiply
    40,765.32x = 61,157.16 × 14,470.08
  4. Step 4: Simplify right side
    40,765.32x = 884,948,997.77
  5. Step 5: Solve for x
    x = 884,948,997.77/40,765.32
  6. Step 6: Final answer
    x = 21,708.38

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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.