Home / 83,555.04-125,443.81-48,519.84

Finding the Fourth Proportional to 83,555.04, 125,443.81 and 48,519.84

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Solution

The fourth proportional to 83,555.04, 125,443.81 and 48,519.84 is: 72,844.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,555.04 : 125,443.81 = 48,519.84 : x
  2. Step 2: Convert to fraction form
    83,555.04/125,443.81 = 48,519.84/x
  3. Step 3: Cross multiply
    83,555.04x = 125,443.81 × 48,519.84
  4. Step 4: Simplify right side
    83,555.04x = 6,086,513,848.33
  5. Step 5: Solve for x
    x = 6,086,513,848.33/83,555.04
  6. Step 6: Final answer
    x = 72,844.36

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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.