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Finding the Fourth Proportional to 88,937.90, 122,737.23 and 48,650.74

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Solution

The fourth proportional to 88,937.90, 122,737.23 and 48,650.74 is: 67,139.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,937.90 : 122,737.23 = 48,650.74 : x
  2. Step 2: Convert to fraction form
    88,937.90/122,737.23 = 48,650.74/x
  3. Step 3: Cross multiply
    88,937.90x = 122,737.23 × 48,650.74
  4. Step 4: Simplify right side
    88,937.90x = 5,971,256,208.11
  5. Step 5: Solve for x
    x = 5,971,256,208.11/88,937.90
  6. Step 6: Final answer
    x = 67,139.62

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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.