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Finding the Fourth Proportional to 63,995.90, 95,987.36 and 17,253.50

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Solution

The fourth proportional to 63,995.90, 95,987.36 and 17,253.50 is: 25,878.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,995.90 : 95,987.36 = 17,253.50 : x
  2. Step 2: Convert to fraction form
    63,995.90/95,987.36 = 17,253.50/x
  3. Step 3: Cross multiply
    63,995.90x = 95,987.36 × 17,253.50
  4. Step 4: Simplify right side
    63,995.90x = 1,656,117,478.96
  5. Step 5: Solve for x
    x = 1,656,117,478.96/63,995.90
  6. Step 6: Final answer
    x = 25,878.50

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1.5x scale

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.