Home / 72,447.46-108,688.92-58,533.55

Finding the Fourth Proportional to 72,447.46, 108,688.92 and 58,533.55

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Solution

The fourth proportional to 72,447.46, 108,688.92 and 58,533.55 is: 87,814.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,447.46 : 108,688.92 = 58,533.55 : x
  2. Step 2: Convert to fraction form
    72,447.46/108,688.92 = 58,533.55/x
  3. Step 3: Cross multiply
    72,447.46x = 108,688.92 × 58,533.55
  4. Step 4: Simplify right side
    72,447.46x = 6,361,948,333.27
  5. Step 5: Solve for x
    x = 6,361,948,333.27/72,447.46
  6. Step 6: Final answer
    x = 87,814.65

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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.