Home / 127,924.25-176,531.13-70,565.85

Finding the Fourth Proportional to 127,924.25, 176,531.13 and 70,565.85

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Solution

The fourth proportional to 127,924.25, 176,531.13 and 70,565.85 is: 97,378.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,924.25 : 176,531.13 = 70,565.85 : x
  2. Step 2: Convert to fraction form
    127,924.25/176,531.13 = 70,565.85/x
  3. Step 3: Cross multiply
    127,924.25x = 176,531.13 × 70,565.85
  4. Step 4: Simplify right side
    127,924.25x = 12,457,069,239.91
  5. Step 5: Solve for x
    x = 12,457,069,239.91/127,924.25
  6. Step 6: Final answer
    x = 97,378.49

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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.