Home / 127,432.93-175,861.97-70,076.65

Finding the Fourth Proportional to 127,432.93, 175,861.97 and 70,076.65

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Solution

The fourth proportional to 127,432.93, 175,861.97 and 70,076.65 is: 96,708.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,432.93 : 175,861.97 = 70,076.65 : x
  2. Step 2: Convert to fraction form
    127,432.93/175,861.97 = 70,076.65/x
  3. Step 3: Cross multiply
    127,432.93x = 175,861.97 × 70,076.65
  4. Step 4: Simplify right side
    127,432.93x = 12,323,817,369.62
  5. Step 5: Solve for x
    x = 12,323,817,369.62/127,432.93
  6. Step 6: Final answer
    x = 96,708.26

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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.