Home / 67,139.60-100,594.20-32,003.60

Finding the Fourth Proportional to 67,139.60, 100,594.20 and 32,003.60

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Solution

The fourth proportional to 67,139.60, 100,594.20 and 32,003.60 is: 47,950.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,139.60 : 100,594.20 = 32,003.60 : x
  2. Step 2: Convert to fraction form
    67,139.60/100,594.20 = 32,003.60/x
  3. Step 3: Cross multiply
    67,139.60x = 100,594.20 × 32,003.60
  4. Step 4: Simplify right side
    67,139.60x = 3,219,376,539.12
  5. Step 5: Solve for x
    x = 3,219,376,539.12/67,139.60
  6. Step 6: Final answer
    x = 47,950.49

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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.