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Finding the Fourth Proportional to 107,032.70, 160,500.45 and 40,450.70

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Solution

The fourth proportional to 107,032.70, 160,500.45 and 40,450.70 is: 60,657.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,032.70 : 160,500.45 = 40,450.70 : x
  2. Step 2: Convert to fraction form
    107,032.70/160,500.45 = 40,450.70/x
  3. Step 3: Cross multiply
    107,032.70x = 160,500.45 × 40,450.70
  4. Step 4: Simplify right side
    107,032.70x = 6,492,355,552.82
  5. Step 5: Solve for x
    x = 6,492,355,552.82/107,032.70
  6. Step 6: Final answer
    x = 60,657.68

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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.