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Finding the Fourth Proportional to 106,337.80, 159,506.70 and 95,840.20

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Solution

The fourth proportional to 106,337.80, 159,506.70 and 95,840.20 is: 143,760.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,337.80 : 159,506.70 = 95,840.20 : x
  2. Step 2: Convert to fraction form
    106,337.80/159,506.70 = 95,840.20/x
  3. Step 3: Cross multiply
    106,337.80x = 159,506.70 × 95,840.20
  4. Step 4: Simplify right side
    106,337.80x = 15,287,154,029.34
  5. Step 5: Solve for x
    x = 15,287,154,029.34/106,337.80
  6. Step 6: Final answer
    x = 143,760.30

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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.