Home / 95,639.04-131,989.20-53,200.72

Finding the Fourth Proportional to 95,639.04, 131,989.20 and 53,200.72

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Solution

The fourth proportional to 95,639.04, 131,989.20 and 53,200.72 is: 73,421.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,639.04 : 131,989.20 = 53,200.72 : x
  2. Step 2: Convert to fraction form
    95,639.04/131,989.20 = 53,200.72/x
  3. Step 3: Cross multiply
    95,639.04x = 131,989.20 × 53,200.72
  4. Step 4: Simplify right side
    95,639.04x = 7,021,920,472.22
  5. Step 5: Solve for x
    x = 7,021,920,472.22/95,639.04
  6. Step 6: Final answer
    x = 73,421.07

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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.