Home / 76,503.17-114,541.92-38,982.35

Finding the Fourth Proportional to 76,503.17, 114,541.92 and 38,982.35

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Solution

The fourth proportional to 76,503.17, 114,541.92 and 38,982.35 is: 58,365.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,503.17 : 114,541.92 = 38,982.35 : x
  2. Step 2: Convert to fraction form
    76,503.17/114,541.92 = 38,982.35/x
  3. Step 3: Cross multiply
    76,503.17x = 114,541.92 × 38,982.35
  4. Step 4: Simplify right side
    76,503.17x = 4,465,112,642.40
  5. Step 5: Solve for x
    x = 4,465,112,642.40/76,503.17
  6. Step 6: Final answer
    x = 58,365.07

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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.