Home / 84,848.57-127,326.45-47,433.18

Finding the Fourth Proportional to 84,848.57, 127,326.45 and 47,433.18

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Solution

The fourth proportional to 84,848.57, 127,326.45 and 47,433.18 is: 71,179.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,848.57 : 127,326.45 = 47,433.18 : x
  2. Step 2: Convert to fraction form
    84,848.57/127,326.45 = 47,433.18/x
  3. Step 3: Cross multiply
    84,848.57x = 127,326.45 × 47,433.18
  4. Step 4: Simplify right side
    84,848.57x = 6,039,498,421.61
  5. Step 5: Solve for x
    x = 6,039,498,421.61/84,848.57
  6. Step 6: Final answer
    x = 71,179.73

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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.