Home / 114,946.40-172,549.20-88,767.20

Finding the Fourth Proportional to 114,946.40, 172,549.20 and 88,767.20

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Solution

The fourth proportional to 114,946.40, 172,549.20 and 88,767.20 is: 133,250.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,946.40 : 172,549.20 = 88,767.20 : x
  2. Step 2: Convert to fraction form
    114,946.40/172,549.20 = 88,767.20/x
  3. Step 3: Cross multiply
    114,946.40x = 172,549.20 × 88,767.20
  4. Step 4: Simplify right side
    114,946.40x = 15,316,709,346.24
  5. Step 5: Solve for x
    x = 15,316,709,346.24/114,946.40
  6. Step 6: Final answer
    x = 133,250.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.