Home / 120,302.38-166,058.80-69,335.44

Finding the Fourth Proportional to 120,302.38, 166,058.80 and 69,335.44

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Solution

The fourth proportional to 120,302.38, 166,058.80 and 69,335.44 is: 95,706.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,302.38 : 166,058.80 = 69,335.44 : x
  2. Step 2: Convert to fraction form
    120,302.38/166,058.80 = 69,335.44/x
  3. Step 3: Cross multiply
    120,302.38x = 166,058.80 × 69,335.44
  4. Step 4: Simplify right side
    120,302.38x = 11,513,759,963.87
  5. Step 5: Solve for x
    x = 11,513,759,963.87/120,302.38
  6. Step 6: Final answer
    x = 95,706.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.