Home / 82,722.06-124,040.16-40,583.70

Finding the Fourth Proportional to 82,722.06, 124,040.16 and 40,583.70

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Solution

The fourth proportional to 82,722.06, 124,040.16 and 40,583.70 is: 60,854.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,722.06 : 124,040.16 = 40,583.70 : x
  2. Step 2: Convert to fraction form
    82,722.06/124,040.16 = 40,583.70/x
  3. Step 3: Cross multiply
    82,722.06x = 124,040.16 × 40,583.70
  4. Step 4: Simplify right side
    82,722.06x = 5,034,008,641.39
  5. Step 5: Solve for x
    x = 5,034,008,641.39/82,722.06
  6. Step 6: Final answer
    x = 60,854.49

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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.