Home / 74,281.53-102,502.08-43,651.38

Finding the Fourth Proportional to 74,281.53, 102,502.08 and 43,651.38

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Solution

The fourth proportional to 74,281.53, 102,502.08 and 43,651.38 is: 60,235.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,281.53 : 102,502.08 = 43,651.38 : x
  2. Step 2: Convert to fraction form
    74,281.53/102,502.08 = 43,651.38/x
  3. Step 3: Cross multiply
    74,281.53x = 102,502.08 × 43,651.38
  4. Step 4: Simplify right side
    74,281.53x = 4,474,357,244.87
  5. Step 5: Solve for x
    x = 4,474,357,244.87/74,281.53
  6. Step 6: Final answer
    x = 60,235.13

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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.