Home / 99,089.53-136,743.19-58,836.38

Finding the Fourth Proportional to 99,089.53, 136,743.19 and 58,836.38

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Solution

The fourth proportional to 99,089.53, 136,743.19 and 58,836.38 is: 81,193.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,089.53 : 136,743.19 = 58,836.38 : x
  2. Step 2: Convert to fraction form
    99,089.53/136,743.19 = 58,836.38/x
  3. Step 3: Cross multiply
    99,089.53x = 136,743.19 × 58,836.38
  4. Step 4: Simplify right side
    99,089.53x = 8,045,473,458.45
  5. Step 5: Solve for x
    x = 8,045,473,458.45/99,089.53
  6. Step 6: Final answer
    x = 81,193.98

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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.