Home / 40,136.31-60,202.04-10,553.49

Finding the Fourth Proportional to 40,136.31, 60,202.04 and 10,553.49

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Solution

The fourth proportional to 40,136.31, 60,202.04 and 10,553.49 is: 15,829.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,136.31 : 60,202.04 = 10,553.49 : x
  2. Step 2: Convert to fraction form
    40,136.31/60,202.04 = 10,553.49/x
  3. Step 3: Cross multiply
    40,136.31x = 60,202.04 × 10,553.49
  4. Step 4: Simplify right side
    40,136.31x = 635,341,574.35
  5. Step 5: Solve for x
    x = 635,341,574.35/40,136.31
  6. Step 6: Final answer
    x = 15,829.60

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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.