Home / 174,001.30-261,050.55-85,257.70

Finding the Fourth Proportional to 174,001.30, 261,050.55 and 85,257.70

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Solution

The fourth proportional to 174,001.30, 261,050.55 and 85,257.70 is: 127,910.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,001.30 : 261,050.55 = 85,257.70 : x
  2. Step 2: Convert to fraction form
    174,001.30/261,050.55 = 85,257.70/x
  3. Step 3: Cross multiply
    174,001.30x = 261,050.55 × 85,257.70
  4. Step 4: Simplify right side
    174,001.30x = 22,256,569,476.74
  5. Step 5: Solve for x
    x = 22,256,569,476.74/174,001.30
  6. Step 6: Final answer
    x = 127,910.36

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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.