Home / 174,079.90-261,146.85-74,240.38

Finding the Fourth Proportional to 174,079.90, 261,146.85 and 74,240.38

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Solution

The fourth proportional to 174,079.90, 261,146.85 and 74,240.38 is: 111,372.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,079.90 : 261,146.85 = 74,240.38 : x
  2. Step 2: Convert to fraction form
    174,079.90/261,146.85 = 74,240.38/x
  3. Step 3: Cross multiply
    174,079.90x = 261,146.85 × 74,240.38
  4. Step 4: Simplify right side
    174,079.90x = 19,387,641,379.80
  5. Step 5: Solve for x
    x = 19,387,641,379.80/174,079.90
  6. Step 6: Final answer
    x = 111,372.08

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1.5x scale

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.