Home / 43,815.70-65,723.55-29,818.90

Finding the Fourth Proportional to 43,815.70, 65,723.55 and 29,818.90

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Solution

The fourth proportional to 43,815.70, 65,723.55 and 29,818.90 is: 44,728.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,815.70 : 65,723.55 = 29,818.90 : x
  2. Step 2: Convert to fraction form
    43,815.70/65,723.55 = 29,818.90/x
  3. Step 3: Cross multiply
    43,815.70x = 65,723.55 × 29,818.90
  4. Step 4: Simplify right side
    43,815.70x = 1,959,803,965.10
  5. Step 5: Solve for x
    x = 1,959,803,965.10/43,815.70
  6. Step 6: Final answer
    x = 44,728.35

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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.