Home / 99,853.55-149,815.31-62,369.74

Finding the Fourth Proportional to 99,853.55, 149,815.31 and 62,369.74

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Solution

The fourth proportional to 99,853.55, 149,815.31 and 62,369.74 is: 93,576.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,853.55 : 149,815.31 = 62,369.74 : x
  2. Step 2: Convert to fraction form
    99,853.55/149,815.31 = 62,369.74/x
  3. Step 3: Cross multiply
    99,853.55x = 149,815.31 × 62,369.74
  4. Step 4: Simplify right side
    99,853.55x = 9,343,941,491.90
  5. Step 5: Solve for x
    x = 9,343,941,491.90/99,853.55
  6. Step 6: Final answer
    x = 93,576.46

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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.