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Finding the Fourth Proportional to 160,260.80, 240,396.88 and 55,079.06

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Solution

The fourth proportional to 160,260.80, 240,396.88 and 55,079.06 is: 82,620.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,260.80 : 240,396.88 = 55,079.06 : x
  2. Step 2: Convert to fraction form
    160,260.80/240,396.88 = 55,079.06/x
  3. Step 3: Cross multiply
    160,260.80x = 240,396.88 × 55,079.06
  4. Step 4: Simplify right side
    160,260.80x = 13,240,834,177.33
  5. Step 5: Solve for x
    x = 13,240,834,177.33/160,260.80
  6. Step 6: Final answer
    x = 82,620.54

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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.