Home / 64,743.50-97,115.28-17,996.78

Finding the Fourth Proportional to 64,743.50, 97,115.28 and 17,996.78

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Solution

The fourth proportional to 64,743.50, 97,115.28 and 17,996.78 is: 26,995.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,743.50 : 97,115.28 = 17,996.78 : x
  2. Step 2: Convert to fraction form
    64,743.50/97,115.28 = 17,996.78/x
  3. Step 3: Cross multiply
    64,743.50x = 97,115.28 × 17,996.78
  4. Step 4: Simplify right side
    64,743.50x = 1,747,762,328.80
  5. Step 5: Solve for x
    x = 1,747,762,328.80/64,743.50
  6. Step 6: Final answer
    x = 26,995.18

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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.