Home / 127,597.62-176,153.76-89,474.16

Finding the Fourth Proportional to 127,597.62, 176,153.76 and 89,474.16

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Solution

The fourth proportional to 127,597.62, 176,153.76 and 89,474.16 is: 123,522.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,597.62 : 176,153.76 = 89,474.16 : x
  2. Step 2: Convert to fraction form
    127,597.62/176,153.76 = 89,474.16/x
  3. Step 3: Cross multiply
    127,597.62x = 176,153.76 × 89,474.16
  4. Step 4: Simplify right side
    127,597.62x = 15,761,209,706.84
  5. Step 5: Solve for x
    x = 15,761,209,706.84/127,597.62
  6. Step 6: Final answer
    x = 123,522.76

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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.