Home / 83,883.22-125,828.78-24,719.40

Finding the Fourth Proportional to 83,883.22, 125,828.78 and 24,719.40

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Solution

The fourth proportional to 83,883.22, 125,828.78 and 24,719.40 is: 37,080.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,883.22 : 125,828.78 = 24,719.40 : x
  2. Step 2: Convert to fraction form
    83,883.22/125,828.78 = 24,719.40/x
  3. Step 3: Cross multiply
    83,883.22x = 125,828.78 × 24,719.40
  4. Step 4: Simplify right side
    83,883.22x = 3,110,411,820.74
  5. Step 5: Solve for x
    x = 3,110,411,820.74/83,883.22
  6. Step 6: Final answer
    x = 37,080.26

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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.