Home / 117,546.90-176,320.35-73,150.80

Finding the Fourth Proportional to 117,546.90, 176,320.35 and 73,150.80

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Solution

The fourth proportional to 117,546.90, 176,320.35 and 73,150.80 is: 109,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,546.90 : 176,320.35 = 73,150.80 : x
  2. Step 2: Convert to fraction form
    117,546.90/176,320.35 = 73,150.80/x
  3. Step 3: Cross multiply
    117,546.90x = 176,320.35 × 73,150.80
  4. Step 4: Simplify right side
    117,546.90x = 12,897,974,658.78
  5. Step 5: Solve for x
    x = 12,897,974,658.78/117,546.90
  6. Step 6: Final answer
    x = 109,726.20

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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.