Home / 115,229.60-159,090.24-94,059.20

Finding the Fourth Proportional to 115,229.60, 159,090.24 and 94,059.20

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Solution

The fourth proportional to 115,229.60, 159,090.24 and 94,059.20 is: 129,861.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,229.60 : 159,090.24 = 94,059.20 : x
  2. Step 2: Convert to fraction form
    115,229.60/159,090.24 = 94,059.20/x
  3. Step 3: Cross multiply
    115,229.60x = 159,090.24 × 94,059.20
  4. Step 4: Simplify right side
    115,229.60x = 14,963,900,702.21
  5. Step 5: Solve for x
    x = 14,963,900,702.21/115,229.60
  6. Step 6: Final answer
    x = 129,861.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.