Home / 147,046.75-220,570.13-36,238.75

Finding the Fourth Proportional to 147,046.75, 220,570.13 and 36,238.75

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Solution

The fourth proportional to 147,046.75, 220,570.13 and 36,238.75 is: 54,358.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,046.75 : 220,570.13 = 36,238.75 : x
  2. Step 2: Convert to fraction form
    147,046.75/220,570.13 = 36,238.75/x
  3. Step 3: Cross multiply
    147,046.75x = 220,570.13 × 36,238.75
  4. Step 4: Simplify right side
    147,046.75x = 7,993,185,798.54
  5. Step 5: Solve for x
    x = 7,993,185,798.54/147,046.75
  6. Step 6: Final answer
    x = 54,358.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.