Home / 42,585.45-63,887.09-14,503.29

Finding the Fourth Proportional to 42,585.45, 63,887.09 and 14,503.29

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Solution

The fourth proportional to 42,585.45, 63,887.09 and 14,503.29 is: 21,757.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,585.45 : 63,887.09 = 14,503.29 : x
  2. Step 2: Convert to fraction form
    42,585.45/63,887.09 = 14,503.29/x
  3. Step 3: Cross multiply
    42,585.45x = 63,887.09 × 14,503.29
  4. Step 4: Simplify right side
    42,585.45x = 926,572,921.01
  5. Step 5: Solve for x
    x = 926,572,921.01/42,585.45
  6. Step 6: Final answer
    x = 21,757.97

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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.