Home / 74,324.52-102,567.32-40,332.15

Finding the Fourth Proportional to 74,324.52, 102,567.32 and 40,332.15

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Solution

The fourth proportional to 74,324.52, 102,567.32 and 40,332.15 is: 55,658.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,324.52 : 102,567.32 = 40,332.15 : x
  2. Step 2: Convert to fraction form
    74,324.52/102,567.32 = 40,332.15/x
  3. Step 3: Cross multiply
    74,324.52x = 102,567.32 × 40,332.15
  4. Step 4: Simplify right side
    74,324.52x = 4,136,760,123.33
  5. Step 5: Solve for x
    x = 4,136,760,123.33/74,324.52
  6. Step 6: Final answer
    x = 55,658.08

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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.