Home / 79,320.62-109,480.05-62,058.93

Finding the Fourth Proportional to 79,320.62, 109,480.05 and 62,058.93

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Solution

The fourth proportional to 79,320.62, 109,480.05 and 62,058.93 is: 85,655.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,320.62 : 109,480.05 = 62,058.93 : x
  2. Step 2: Convert to fraction form
    79,320.62/109,480.05 = 62,058.93/x
  3. Step 3: Cross multiply
    79,320.62x = 109,480.05 × 62,058.93
  4. Step 4: Simplify right side
    79,320.62x = 6,794,214,759.35
  5. Step 5: Solve for x
    x = 6,794,214,759.35/79,320.62
  6. Step 6: Final answer
    x = 85,655.09

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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.