Home / 47,604.50-65,666.85-29,690.90

Finding the Fourth Proportional to 47,604.50, 65,666.85 and 29,690.90

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Solution

The fourth proportional to 47,604.50, 65,666.85 and 29,690.90 is: 40,956.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,604.50 : 65,666.85 = 29,690.90 : x
  2. Step 2: Convert to fraction form
    47,604.50/65,666.85 = 29,690.90/x
  3. Step 3: Cross multiply
    47,604.50x = 65,666.85 × 29,690.90
  4. Step 4: Simplify right side
    47,604.50x = 1,949,707,876.67
  5. Step 5: Solve for x
    x = 1,949,707,876.67/47,604.50
  6. Step 6: Final answer
    x = 40,956.38

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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.