Home / 42,586.22-63,887.04-17,612.70

Finding the Fourth Proportional to 42,586.22, 63,887.04 and 17,612.70

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Solution

The fourth proportional to 42,586.22, 63,887.04 and 17,612.70 is: 26,422.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,586.22 : 63,887.04 = 17,612.70 : x
  2. Step 2: Convert to fraction form
    42,586.22/63,887.04 = 17,612.70/x
  3. Step 3: Cross multiply
    42,586.22x = 63,887.04 × 17,612.70
  4. Step 4: Simplify right side
    42,586.22x = 1,125,223,269.41
  5. Step 5: Solve for x
    x = 1,125,223,269.41/42,586.22
  6. Step 6: Final answer
    x = 26,422.24

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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.