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Finding the Fourth Proportional to 160,648.80, 240,800.40 and 60,770.40

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Solution

The fourth proportional to 160,648.80, 240,800.40 and 60,770.40 is: 91,090.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,648.80 : 240,800.40 = 60,770.40 : x
  2. Step 2: Convert to fraction form
    160,648.80/240,800.40 = 60,770.40/x
  3. Step 3: Cross multiply
    160,648.80x = 240,800.40 × 60,770.40
  4. Step 4: Simplify right side
    160,648.80x = 14,633,536,628.16
  5. Step 5: Solve for x
    x = 14,633,536,628.16/160,648.80
  6. Step 6: Final answer
    x = 91,090.23

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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.