Home / 99,836.56-148,781.79-96,957.76

Finding the Fourth Proportional to 99,836.56, 148,781.79 and 96,957.76

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Solution

The fourth proportional to 99,836.56, 148,781.79 and 96,957.76 is: 144,491.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,836.56 : 148,781.79 = 96,957.76 : x
  2. Step 2: Convert to fraction form
    99,836.56/148,781.79 = 96,957.76/x
  3. Step 3: Cross multiply
    99,836.56x = 148,781.79 × 96,957.76
  4. Step 4: Simplify right side
    99,836.56x = 14,425,549,087.19
  5. Step 5: Solve for x
    x = 14,425,549,087.19/99,836.56
  6. Step 6: Final answer
    x = 144,491.65

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.