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Finding the Fourth Proportional to 27,135.70, 40,703.55 and 16,054.90

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Solution

The fourth proportional to 27,135.70, 40,703.55 and 16,054.90 is: 24,082.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,135.70 : 40,703.55 = 16,054.90 : x
  2. Step 2: Convert to fraction form
    27,135.70/40,703.55 = 16,054.90/x
  3. Step 3: Cross multiply
    27,135.70x = 40,703.55 × 16,054.90
  4. Step 4: Simplify right side
    27,135.70x = 653,491,424.90
  5. Step 5: Solve for x
    x = 653,491,424.90/27,135.70
  6. Step 6: Final answer
    x = 24,082.35

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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.