Home / 127,851.24-176,250.28-89,492.08

Finding the Fourth Proportional to 127,851.24, 176,250.28 and 89,492.08

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Solution

The fourth proportional to 127,851.24, 176,250.28 and 89,492.08 is: 123,369.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,851.24 : 176,250.28 = 89,492.08 : x
  2. Step 2: Convert to fraction form
    127,851.24/176,250.28 = 89,492.08/x
  3. Step 3: Cross multiply
    127,851.24x = 176,250.28 × 89,492.08
  4. Step 4: Simplify right side
    127,851.24x = 15,773,004,157.78
  5. Step 5: Solve for x
    x = 15,773,004,157.78/127,851.24
  6. Step 6: Final answer
    x = 123,369.97

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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.