Home / 483,919.39-725,876.65-124,088.63

Finding the Fourth Proportional to 483,919.39, 725,876.65 and 124,088.63

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Solution

The fourth proportional to 483,919.39, 725,876.65 and 124,088.63 is: 186,132.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,919.39 : 725,876.65 = 124,088.63 : x
  2. Step 2: Convert to fraction form
    483,919.39/725,876.65 = 124,088.63/x
  3. Step 3: Cross multiply
    483,919.39x = 725,876.65 × 124,088.63
  4. Step 4: Simplify right side
    483,919.39x = 90,073,041,872.30
  5. Step 5: Solve for x
    x = 90,073,041,872.30/483,919.39
  6. Step 6: Final answer
    x = 186,132.33

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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.