Home / 63,531.06-87,713.01-40,880.58

Finding the Fourth Proportional to 63,531.06, 87,713.01 and 40,880.58

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Solution

The fourth proportional to 63,531.06, 87,713.01 and 40,880.58 is: 56,441.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,531.06 : 87,713.01 = 40,880.58 : x
  2. Step 2: Convert to fraction form
    63,531.06/87,713.01 = 40,880.58/x
  3. Step 3: Cross multiply
    63,531.06x = 87,713.01 × 40,880.58
  4. Step 4: Simplify right side
    63,531.06x = 3,585,758,722.35
  5. Step 5: Solve for x
    x = 3,585,758,722.35/63,531.06
  6. Step 6: Final answer
    x = 56,441.03

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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.