Home / 78,023.28-117,052.38-24,718.44

Finding the Fourth Proportional to 78,023.28, 117,052.38 and 24,718.44

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Solution

The fourth proportional to 78,023.28, 117,052.38 and 24,718.44 is: 37,083.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,023.28 : 117,052.38 = 24,718.44 : x
  2. Step 2: Convert to fraction form
    78,023.28/117,052.38 = 24,718.44/x
  3. Step 3: Cross multiply
    78,023.28x = 117,052.38 × 24,718.44
  4. Step 4: Simplify right side
    78,023.28x = 2,893,352,231.89
  5. Step 5: Solve for x
    x = 2,893,352,231.89/78,023.28
  6. Step 6: Final answer
    x = 37,083.19

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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.