Home / 118,531.08-177,562.13-62,287.11

Finding the Fourth Proportional to 118,531.08, 177,562.13 and 62,287.11

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Solution

The fourth proportional to 118,531.08, 177,562.13 and 62,287.11 is: 93,307.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,531.08 : 177,562.13 = 62,287.11 : x
  2. Step 2: Convert to fraction form
    118,531.08/177,562.13 = 62,287.11/x
  3. Step 3: Cross multiply
    118,531.08x = 177,562.13 × 62,287.11
  4. Step 4: Simplify right side
    118,531.08x = 11,059,831,611.71
  5. Step 5: Solve for x
    x = 11,059,831,611.71/118,531.08
  6. Step 6: Final answer
    x = 93,307.44

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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.