Home / 74,256.24-102,609.18-54,077.83

Finding the Fourth Proportional to 74,256.24, 102,609.18 and 54,077.83

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Solution

The fourth proportional to 74,256.24, 102,609.18 and 54,077.83 is: 74,726.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,256.24 : 102,609.18 = 54,077.83 : x
  2. Step 2: Convert to fraction form
    74,256.24/102,609.18 = 54,077.83/x
  3. Step 3: Cross multiply
    74,256.24x = 102,609.18 × 54,077.83
  4. Step 4: Simplify right side
    74,256.24x = 5,548,881,535.96
  5. Step 5: Solve for x
    x = 5,548,881,535.96/74,256.24
  6. Step 6: Final answer
    x = 74,726.13

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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.