Home / 103,613.80-155,387.74-33,476.52

Finding the Fourth Proportional to 103,613.80, 155,387.74 and 33,476.52

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Solution

The fourth proportional to 103,613.80, 155,387.74 and 33,476.52 is: 50,204.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,613.80 : 155,387.74 = 33,476.52 : x
  2. Step 2: Convert to fraction form
    103,613.80/155,387.74 = 33,476.52/x
  3. Step 3: Cross multiply
    103,613.80x = 155,387.74 × 33,476.52
  4. Step 4: Simplify right side
    103,613.80x = 5,201,840,785.86
  5. Step 5: Solve for x
    x = 5,201,840,785.86/103,613.80
  6. Step 6: Final answer
    x = 50,204.13

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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.