Home / 83,157.77-114,757.47-45,432.29

Finding the Fourth Proportional to 83,157.77, 114,757.47 and 45,432.29

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Solution

The fourth proportional to 83,157.77, 114,757.47 and 45,432.29 is: 62,696.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,157.77 : 114,757.47 = 45,432.29 : x
  2. Step 2: Convert to fraction form
    83,157.77/114,757.47 = 45,432.29/x
  3. Step 3: Cross multiply
    83,157.77x = 114,757.47 × 45,432.29
  4. Step 4: Simplify right side
    83,157.77x = 5,213,694,656.71
  5. Step 5: Solve for x
    x = 5,213,694,656.71/83,157.77
  6. Step 6: Final answer
    x = 62,696.42

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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.