Home / 83,451.87-115,100.26-60,448.07

Finding the Fourth Proportional to 83,451.87, 115,100.26 and 60,448.07

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Solution

The fourth proportional to 83,451.87, 115,100.26 and 60,448.07 is: 83,372.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,451.87 : 115,100.26 = 60,448.07 : x
  2. Step 2: Convert to fraction form
    83,451.87/115,100.26 = 60,448.07/x
  3. Step 3: Cross multiply
    83,451.87x = 115,100.26 × 60,448.07
  4. Step 4: Simplify right side
    83,451.87x = 6,957,588,710.13
  5. Step 5: Solve for x
    x = 6,957,588,710.13/83,451.87
  6. Step 6: Final answer
    x = 83,372.47

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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.