Home / 76,257.40-114,386.10-23,672.20

Finding the Fourth Proportional to 76,257.40, 114,386.10 and 23,672.20

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Solution

The fourth proportional to 76,257.40, 114,386.10 and 23,672.20 is: 35,508.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,257.40 : 114,386.10 = 23,672.20 : x
  2. Step 2: Convert to fraction form
    76,257.40/114,386.10 = 23,672.20/x
  3. Step 3: Cross multiply
    76,257.40x = 114,386.10 × 23,672.20
  4. Step 4: Simplify right side
    76,257.40x = 2,707,770,636.42
  5. Step 5: Solve for x
    x = 2,707,770,636.42/76,257.40
  6. Step 6: Final answer
    x = 35,508.30

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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.