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Finding the Fourth Proportional to 160,095.90, 220,933.03 and 87,500.26

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Solution

The fourth proportional to 160,095.90, 220,933.03 and 87,500.26 is: 120,750.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,095.90 : 220,933.03 = 87,500.26 : x
  2. Step 2: Convert to fraction form
    160,095.90/220,933.03 = 87,500.26/x
  3. Step 3: Cross multiply
    160,095.90x = 220,933.03 × 87,500.26
  4. Step 4: Simplify right side
    160,095.90x = 19,331,696,796.50
  5. Step 5: Solve for x
    x = 19,331,696,796.50/160,095.90
  6. Step 6: Final answer
    x = 120,750.73

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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.