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Finding the Fourth Proportional to 126,545.58, 174,624.12 and 69,952.50

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Solution

The fourth proportional to 126,545.58, 174,624.12 and 69,952.50 is: 96,529.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,545.58 : 174,624.12 = 69,952.50 : x
  2. Step 2: Convert to fraction form
    126,545.58/174,624.12 = 69,952.50/x
  3. Step 3: Cross multiply
    126,545.58x = 174,624.12 × 69,952.50
  4. Step 4: Simplify right side
    126,545.58x = 12,215,393,754.30
  5. Step 5: Solve for x
    x = 12,215,393,754.30/126,545.58
  6. Step 6: Final answer
    x = 96,529.60

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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.