Home / 74,081.57-111,129.03-24,148.71

Finding the Fourth Proportional to 74,081.57, 111,129.03 and 24,148.71

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Solution

The fourth proportional to 74,081.57, 111,129.03 and 24,148.71 is: 36,225.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,081.57 : 111,129.03 = 24,148.71 : x
  2. Step 2: Convert to fraction form
    74,081.57/111,129.03 = 24,148.71/x
  3. Step 3: Cross multiply
    74,081.57x = 111,129.03 × 24,148.71
  4. Step 4: Simplify right side
    74,081.57x = 2,683,622,718.05
  5. Step 5: Solve for x
    x = 2,683,622,718.05/74,081.57
  6. Step 6: Final answer
    x = 36,225.24

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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.