Home / 62,820.38-94,246.03-31,245.40

Finding the Fourth Proportional to 62,820.38, 94,246.03 and 31,245.40

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Solution

The fourth proportional to 62,820.38, 94,246.03 and 31,245.40 is: 46,875.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,820.38 : 94,246.03 = 31,245.40 : x
  2. Step 2: Convert to fraction form
    62,820.38/94,246.03 = 31,245.40/x
  3. Step 3: Cross multiply
    62,820.38x = 94,246.03 × 31,245.40
  4. Step 4: Simplify right side
    62,820.38x = 2,944,754,532.49
  5. Step 5: Solve for x
    x = 2,944,754,532.49/62,820.38
  6. Step 6: Final answer
    x = 46,875.78

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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.