Home / 99,818.24-137,746.94-54,494.46

Finding the Fourth Proportional to 99,818.24, 137,746.94 and 54,494.46

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Solution

The fourth proportional to 99,818.24, 137,746.94 and 54,494.46 is: 75,201.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,818.24 : 137,746.94 = 54,494.46 : x
  2. Step 2: Convert to fraction form
    99,818.24/137,746.94 = 54,494.46/x
  3. Step 3: Cross multiply
    99,818.24x = 137,746.94 × 54,494.46
  4. Step 4: Simplify right side
    99,818.24x = 7,506,444,839.48
  5. Step 5: Solve for x
    x = 7,506,444,839.48/99,818.24
  6. Step 6: Final answer
    x = 75,201.14

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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.