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Finding the Fourth Proportional to 166,590.80, 250,001.40 and 119,877.20

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Solution

The fourth proportional to 166,590.80, 250,001.40 and 119,877.20 is: 179,898.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,590.80 : 250,001.40 = 119,877.20 : x
  2. Step 2: Convert to fraction form
    166,590.80/250,001.40 = 119,877.20/x
  3. Step 3: Cross multiply
    166,590.80x = 250,001.40 × 119,877.20
  4. Step 4: Simplify right side
    166,590.80x = 29,969,467,828.08
  5. Step 5: Solve for x
    x = 29,969,467,828.08/166,590.80
  6. Step 6: Final answer
    x = 179,898.70

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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.