Home / 83,483.88-125,186.18-48,434.28

Finding the Fourth Proportional to 83,483.88, 125,186.18 and 48,434.28

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Solution

The fourth proportional to 83,483.88, 125,186.18 and 48,434.28 is: 72,628.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,483.88 : 125,186.18 = 48,434.28 : x
  2. Step 2: Convert to fraction form
    83,483.88/125,186.18 = 48,434.28/x
  3. Step 3: Cross multiply
    83,483.88x = 125,186.18 × 48,434.28
  4. Step 4: Simplify right side
    83,483.88x = 6,063,302,494.25
  5. Step 5: Solve for x
    x = 6,063,302,494.25/83,483.88
  6. Step 6: Final answer
    x = 72,628.42

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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.