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Finding the Fourth Proportional to 34,841.50, 48,082.15 and 18,925.95

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Solution

The fourth proportional to 34,841.50, 48,082.15 and 18,925.95 is: 26,118.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,841.50 : 48,082.15 = 18,925.95 : x
  2. Step 2: Convert to fraction form
    34,841.50/48,082.15 = 18,925.95/x
  3. Step 3: Cross multiply
    34,841.50x = 48,082.15 × 18,925.95
  4. Step 4: Simplify right side
    34,841.50x = 910,000,366.79
  5. Step 5: Solve for x
    x = 910,000,366.79/34,841.50
  6. Step 6: Final answer
    x = 26,118.29

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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.