Home / 43,719.90-60,331.70-25,820.68

Finding the Fourth Proportional to 43,719.90, 60,331.70 and 25,820.68

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Solution

The fourth proportional to 43,719.90, 60,331.70 and 25,820.68 is: 35,631.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,719.90 : 60,331.70 = 25,820.68 : x
  2. Step 2: Convert to fraction form
    43,719.90/60,331.70 = 25,820.68/x
  3. Step 3: Cross multiply
    43,719.90x = 60,331.70 × 25,820.68
  4. Step 4: Simplify right side
    43,719.90x = 1,557,805,519.56
  5. Step 5: Solve for x
    x = 1,557,805,519.56/43,719.90
  6. Step 6: Final answer
    x = 35,631.50

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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.