Home / 126,636.50-174,761.46-69,281.24

Finding the Fourth Proportional to 126,636.50, 174,761.46 and 69,281.24

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Solution

The fourth proportional to 126,636.50, 174,761.46 and 69,281.24 is: 95,609.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,636.50 : 174,761.46 = 69,281.24 : x
  2. Step 2: Convert to fraction form
    126,636.50/174,761.46 = 69,281.24/x
  3. Step 3: Cross multiply
    126,636.50x = 174,761.46 × 69,281.24
  4. Step 4: Simplify right side
    126,636.50x = 12,107,690,653.01
  5. Step 5: Solve for x
    x = 12,107,690,653.01/126,636.50
  6. Step 6: Final answer
    x = 95,609.80

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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.