Home / 83,570.19-125,393.55-36,199.77

Finding the Fourth Proportional to 83,570.19, 125,393.55 and 36,199.77

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Solution

The fourth proportional to 83,570.19, 125,393.55 and 36,199.77 is: 54,316.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,570.19 : 125,393.55 = 36,199.77 : x
  2. Step 2: Convert to fraction form
    83,570.19/125,393.55 = 36,199.77/x
  3. Step 3: Cross multiply
    83,570.19x = 125,393.55 × 36,199.77
  4. Step 4: Simplify right side
    83,570.19x = 4,539,217,669.48
  5. Step 5: Solve for x
    x = 4,539,217,669.48/83,570.19
  6. Step 6: Final answer
    x = 54,316.23

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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.