Home / 175,388.08-263,000.33-91,125.59

Finding the Fourth Proportional to 175,388.08, 263,000.33 and 91,125.59

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Solution

The fourth proportional to 175,388.08, 263,000.33 and 91,125.59 is: 136,645.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,388.08 : 263,000.33 = 91,125.59 : x
  2. Step 2: Convert to fraction form
    175,388.08/263,000.33 = 91,125.59/x
  3. Step 3: Cross multiply
    175,388.08x = 263,000.33 × 91,125.59
  4. Step 4: Simplify right side
    175,388.08x = 23,966,058,470.82
  5. Step 5: Solve for x
    x = 23,966,058,470.82/175,388.08
  6. Step 6: Final answer
    x = 136,645.88

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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.