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Finding the Fourth Proportional to 107,070.21, 160,599.15 and 32,188.86

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Solution

The fourth proportional to 107,070.21, 160,599.15 and 32,188.86 is: 48,281.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,070.21 : 160,599.15 = 32,188.86 : x
  2. Step 2: Convert to fraction form
    107,070.21/160,599.15 = 32,188.86/x
  3. Step 3: Cross multiply
    107,070.21x = 160,599.15 × 32,188.86
  4. Step 4: Simplify right side
    107,070.21x = 5,169,503,555.47
  5. Step 5: Solve for x
    x = 5,169,503,555.47/107,070.21
  6. Step 6: Final answer
    x = 48,281.44

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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.