Home / 131,180.03-180,590.67-125,154.37

Finding the Fourth Proportional to 131,180.03, 180,590.67 and 125,154.37

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Solution

The fourth proportional to 131,180.03, 180,590.67 and 125,154.37 is: 172,295.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,180.03 : 180,590.67 = 125,154.37 : x
  2. Step 2: Convert to fraction form
    131,180.03/180,590.67 = 125,154.37/x
  3. Step 3: Cross multiply
    131,180.03x = 180,590.67 × 125,154.37
  4. Step 4: Simplify right side
    131,180.03x = 22,601,711,531.73
  5. Step 5: Solve for x
    x = 22,601,711,531.73/131,180.03
  6. Step 6: Final answer
    x = 172,295.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.