Home / 156,342.80-234,629.40-62,915.60

Finding the Fourth Proportional to 156,342.80, 234,629.40 and 62,915.60

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Solution

The fourth proportional to 156,342.80, 234,629.40 and 62,915.60 is: 94,419.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,342.80 : 234,629.40 = 62,915.60 : x
  2. Step 2: Convert to fraction form
    156,342.80/234,629.40 = 62,915.60/x
  3. Step 3: Cross multiply
    156,342.80x = 234,629.40 × 62,915.60
  4. Step 4: Simplify right side
    156,342.80x = 14,761,849,478.64
  5. Step 5: Solve for x
    x = 14,761,849,478.64/156,342.80
  6. Step 6: Final answer
    x = 94,419.76

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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.