Home / 63,720.03-87,938.24-35,429.97

Finding the Fourth Proportional to 63,720.03, 87,938.24 and 35,429.97

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Solution

The fourth proportional to 63,720.03, 87,938.24 and 35,429.97 is: 48,895.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,720.03 : 87,938.24 = 35,429.97 : x
  2. Step 2: Convert to fraction form
    63,720.03/87,938.24 = 35,429.97/x
  3. Step 3: Cross multiply
    63,720.03x = 87,938.24 × 35,429.97
  4. Step 4: Simplify right side
    63,720.03x = 3,115,649,205.05
  5. Step 5: Solve for x
    x = 3,115,649,205.05/63,720.03
  6. Step 6: Final answer
    x = 48,895.92

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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.