Home / 127,606.65-175,874.67-93,542.78

Finding the Fourth Proportional to 127,606.65, 175,874.67 and 93,542.78

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Solution

The fourth proportional to 127,606.65, 175,874.67 and 93,542.78 is: 128,925.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,606.65 : 175,874.67 = 93,542.78 : x
  2. Step 2: Convert to fraction form
    127,606.65/175,874.67 = 93,542.78/x
  3. Step 3: Cross multiply
    127,606.65x = 175,874.67 × 93,542.78
  4. Step 4: Simplify right side
    127,606.65x = 16,451,804,684.01
  5. Step 5: Solve for x
    x = 16,451,804,684.01/127,606.65
  6. Step 6: Final answer
    x = 128,925.92

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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.