Home / 98,445.98-147,661.84-38,463.18

Finding the Fourth Proportional to 98,445.98, 147,661.84 and 38,463.18

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Solution

The fourth proportional to 98,445.98, 147,661.84 and 38,463.18 is: 57,691.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,445.98 : 147,661.84 = 38,463.18 : x
  2. Step 2: Convert to fraction form
    98,445.98/147,661.84 = 38,463.18/x
  3. Step 3: Cross multiply
    98,445.98x = 147,661.84 × 38,463.18
  4. Step 4: Simplify right side
    98,445.98x = 5,679,543,624.34
  5. Step 5: Solve for x
    x = 5,679,543,624.34/98,445.98
  6. Step 6: Final answer
    x = 57,691.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.