Home / 69,972.06-96,562.45-38,140.96

Finding the Fourth Proportional to 69,972.06, 96,562.45 and 38,140.96

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Solution

The fourth proportional to 69,972.06, 96,562.45 and 38,140.96 is: 52,635.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,972.06 : 96,562.45 = 38,140.96 : x
  2. Step 2: Convert to fraction form
    69,972.06/96,562.45 = 38,140.96/x
  3. Step 3: Cross multiply
    69,972.06x = 96,562.45 × 38,140.96
  4. Step 4: Simplify right side
    69,972.06x = 3,682,984,206.19
  5. Step 5: Solve for x
    x = 3,682,984,206.19/69,972.06
  6. Step 6: Final answer
    x = 52,635.07

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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.