Home / 83,024.60-114,539.28-54,351.28

Finding the Fourth Proportional to 83,024.60, 114,539.28 and 54,351.28

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Solution

The fourth proportional to 83,024.60, 114,539.28 and 54,351.28 is: 74,982.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,024.60 : 114,539.28 = 54,351.28 : x
  2. Step 2: Convert to fraction form
    83,024.60/114,539.28 = 54,351.28/x
  3. Step 3: Cross multiply
    83,024.60x = 114,539.28 × 54,351.28
  4. Step 4: Simplify right side
    83,024.60x = 6,225,356,478.28
  5. Step 5: Solve for x
    x = 6,225,356,478.28/83,024.60
  6. Step 6: Final answer
    x = 74,982.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.