Home / 109,675.20-151,352.18-59,374.20

Finding the Fourth Proportional to 109,675.20, 151,352.18 and 59,374.20

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Solution

The fourth proportional to 109,675.20, 151,352.18 and 59,374.20 is: 81,936.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,675.20 : 151,352.18 = 59,374.20 : x
  2. Step 2: Convert to fraction form
    109,675.20/151,352.18 = 59,374.20/x
  3. Step 3: Cross multiply
    109,675.20x = 151,352.18 × 59,374.20
  4. Step 4: Simplify right side
    109,675.20x = 8,986,414,605.76
  5. Step 5: Solve for x
    x = 8,986,414,605.76/109,675.20
  6. Step 6: Final answer
    x = 81,936.61

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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.