Home / 76,233.33-114,454.75-38,818.56

Finding the Fourth Proportional to 76,233.33, 114,454.75 and 38,818.56

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Solution

The fourth proportional to 76,233.33, 114,454.75 and 38,818.56 is: 58,281.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,233.33 : 114,454.75 = 38,818.56 : x
  2. Step 2: Convert to fraction form
    76,233.33/114,454.75 = 38,818.56/x
  3. Step 3: Cross multiply
    76,233.33x = 114,454.75 × 38,818.56
  4. Step 4: Simplify right side
    76,233.33x = 4,442,968,580.16
  5. Step 5: Solve for x
    x = 4,442,968,580.16/76,233.33
  6. Step 6: Final answer
    x = 58,281.18

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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.