Home / 97,282.50-145,734.93-63,901.28

Finding the Fourth Proportional to 97,282.50, 145,734.93 and 63,901.28

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Solution

The fourth proportional to 97,282.50, 145,734.93 and 63,901.28 is: 95,727.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,282.50 : 145,734.93 = 63,901.28 : x
  2. Step 2: Convert to fraction form
    97,282.50/145,734.93 = 63,901.28/x
  3. Step 3: Cross multiply
    97,282.50x = 145,734.93 × 63,901.28
  4. Step 4: Simplify right side
    97,282.50x = 9,312,647,839.04
  5. Step 5: Solve for x
    x = 9,312,647,839.04/97,282.50
  6. Step 6: Final answer
    x = 95,727.88

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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.