Home / 126,246.50-174,223.82-69,661.52

Finding the Fourth Proportional to 126,246.50, 174,223.82 and 69,661.52

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Solution

The fourth proportional to 126,246.50, 174,223.82 and 69,661.52 is: 96,134.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,246.50 : 174,223.82 = 69,661.52 : x
  2. Step 2: Convert to fraction form
    126,246.50/174,223.82 = 69,661.52/x
  3. Step 3: Cross multiply
    126,246.50x = 174,223.82 × 69,661.52
  4. Step 4: Simplify right side
    126,246.50x = 12,136,695,773.10
  5. Step 5: Solve for x
    x = 12,136,695,773.10/126,246.50
  6. Step 6: Final answer
    x = 96,134.91

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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.