Home / 83,973.20-125,700.60-48,808.40

Finding the Fourth Proportional to 83,973.20, 125,700.60 and 48,808.40

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Solution

The fourth proportional to 83,973.20, 125,700.60 and 48,808.40 is: 73,061.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,973.20 : 125,700.60 = 48,808.40 : x
  2. Step 2: Convert to fraction form
    83,973.20/125,700.60 = 48,808.40/x
  3. Step 3: Cross multiply
    83,973.20x = 125,700.60 × 48,808.40
  4. Step 4: Simplify right side
    83,973.20x = 6,135,245,165.04
  5. Step 5: Solve for x
    x = 6,135,245,165.04/83,973.20
  6. Step 6: Final answer
    x = 73,061.94

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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.