Home / 103,017.62-142,186.29-60,600.35

Finding the Fourth Proportional to 103,017.62, 142,186.29 and 60,600.35

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Solution

The fourth proportional to 103,017.62, 142,186.29 and 60,600.35 is: 83,641.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,017.62 : 142,186.29 = 60,600.35 : x
  2. Step 2: Convert to fraction form
    103,017.62/142,186.29 = 60,600.35/x
  3. Step 3: Cross multiply
    103,017.62x = 142,186.29 × 60,600.35
  4. Step 4: Simplify right side
    103,017.62x = 8,616,539,067.42
  5. Step 5: Solve for x
    x = 8,616,539,067.42/103,017.62
  6. Step 6: Final answer
    x = 83,641.41

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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.