Home / 78,516.32-108,350.20-44,527.92

Finding the Fourth Proportional to 78,516.32, 108,350.20 and 44,527.92

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Solution

The fourth proportional to 78,516.32, 108,350.20 and 44,527.92 is: 61,447.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,516.32 : 108,350.20 = 44,527.92 : x
  2. Step 2: Convert to fraction form
    78,516.32/108,350.20 = 44,527.92/x
  3. Step 3: Cross multiply
    78,516.32x = 108,350.20 × 44,527.92
  4. Step 4: Simplify right side
    78,516.32x = 4,824,609,037.58
  5. Step 5: Solve for x
    x = 4,824,609,037.58/78,516.32
  6. Step 6: Final answer
    x = 61,447.21

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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.