Home / 127,822.50-176,210.60-89,463.33

Finding the Fourth Proportional to 127,822.50, 176,210.60 and 89,463.33

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Solution

The fourth proportional to 127,822.50, 176,210.60 and 89,463.33 is: 123,330.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,822.50 : 176,210.60 = 89,463.33 : x
  2. Step 2: Convert to fraction form
    127,822.50/176,210.60 = 89,463.33/x
  3. Step 3: Cross multiply
    127,822.50x = 176,210.60 × 89,463.33
  4. Step 4: Simplify right side
    127,822.50x = 15,764,386,609.98
  5. Step 5: Solve for x
    x = 15,764,386,609.98/127,822.50
  6. Step 6: Final answer
    x = 123,330.29

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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.