Home / 88,419.20-132,630.18-49,225.42

Finding the Fourth Proportional to 88,419.20, 132,630.18 and 49,225.42

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Solution

The fourth proportional to 88,419.20, 132,630.18 and 49,225.42 is: 73,838.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,419.20 : 132,630.18 = 49,225.42 : x
  2. Step 2: Convert to fraction form
    88,419.20/132,630.18 = 49,225.42/x
  3. Step 3: Cross multiply
    88,419.20x = 132,630.18 × 49,225.42
  4. Step 4: Simplify right side
    88,419.20x = 6,528,776,315.18
  5. Step 5: Solve for x
    x = 6,528,776,315.18/88,419.20
  6. Step 6: Final answer
    x = 73,838.90

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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.