Home / 127,608.39-176,099.58-71,033.13

Finding the Fourth Proportional to 127,608.39, 176,099.58 and 71,033.13

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Solution

The fourth proportional to 127,608.39, 176,099.58 and 71,033.13 is: 98,025.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,608.39 : 176,099.58 = 71,033.13 : x
  2. Step 2: Convert to fraction form
    127,608.39/176,099.58 = 71,033.13/x
  3. Step 3: Cross multiply
    127,608.39x = 176,099.58 × 71,033.13
  4. Step 4: Simplify right side
    127,608.39x = 12,508,904,359.09
  5. Step 5: Solve for x
    x = 12,508,904,359.09/127,608.39
  6. Step 6: Final answer
    x = 98,025.72

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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.