Home / 92,402.29-127,491.06-54,141.28

Finding the Fourth Proportional to 92,402.29, 127,491.06 and 54,141.28

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Solution

The fourth proportional to 92,402.29, 127,491.06 and 54,141.28 is: 74,700.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,402.29 : 127,491.06 = 54,141.28 : x
  2. Step 2: Convert to fraction form
    92,402.29/127,491.06 = 54,141.28/x
  3. Step 3: Cross multiply
    92,402.29x = 127,491.06 × 54,141.28
  4. Step 4: Simplify right side
    92,402.29x = 6,902,529,176.96
  5. Step 5: Solve for x
    x = 6,902,529,176.96/92,402.29
  6. Step 6: Final answer
    x = 74,700.85

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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.