Home / 126,131.04-174,060.36-69,545.52

Finding the Fourth Proportional to 126,131.04, 174,060.36 and 69,545.52

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Solution

The fourth proportional to 126,131.04, 174,060.36 and 69,545.52 is: 95,972.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,131.04 : 174,060.36 = 69,545.52 : x
  2. Step 2: Convert to fraction form
    126,131.04/174,060.36 = 69,545.52/x
  3. Step 3: Cross multiply
    126,131.04x = 174,060.36 × 69,545.52
  4. Step 4: Simplify right side
    126,131.04x = 12,105,118,247.59
  5. Step 5: Solve for x
    x = 12,105,118,247.59/126,131.04
  6. Step 6: Final answer
    x = 95,972.56

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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.