Home / 63,899.07-95,857.86-19,520.13

Finding the Fourth Proportional to 63,899.07, 95,857.86 and 19,520.13

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Solution

The fourth proportional to 63,899.07, 95,857.86 and 19,520.13 is: 29,283.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,899.07 : 95,857.86 = 19,520.13 : x
  2. Step 2: Convert to fraction form
    63,899.07/95,857.86 = 19,520.13/x
  3. Step 3: Cross multiply
    63,899.07x = 95,857.86 × 19,520.13
  4. Step 4: Simplify right side
    63,899.07x = 1,871,157,888.72
  5. Step 5: Solve for x
    x = 1,871,157,888.72/63,899.07
  6. Step 6: Final answer
    x = 29,283.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.