Home / 63,744.09-87,965.60-35,449.17

Finding the Fourth Proportional to 63,744.09, 87,965.60 and 35,449.17

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Solution

The fourth proportional to 63,744.09, 87,965.60 and 35,449.17 is: 48,919.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,744.09 : 87,965.60 = 35,449.17 : x
  2. Step 2: Convert to fraction form
    63,744.09/87,965.60 = 35,449.17/x
  3. Step 3: Cross multiply
    63,744.09x = 87,965.60 × 35,449.17
  4. Step 4: Simplify right side
    63,744.09x = 3,118,307,331.31
  5. Step 5: Solve for x
    x = 3,118,307,331.31/63,744.09
  6. Step 6: Final answer
    x = 48,919.16

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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.