Home / 40,136.68-55,389.54-23,363.56

Finding the Fourth Proportional to 40,136.68, 55,389.54 and 23,363.56

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Solution

The fourth proportional to 40,136.68, 55,389.54 and 23,363.56 is: 32,242.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,136.68 : 55,389.54 = 23,363.56 : x
  2. Step 2: Convert to fraction form
    40,136.68/55,389.54 = 23,363.56/x
  3. Step 3: Cross multiply
    40,136.68x = 55,389.54 × 23,363.56
  4. Step 4: Simplify right side
    40,136.68x = 1,294,096,841.16
  5. Step 5: Solve for x
    x = 1,294,096,841.16/40,136.68
  6. Step 6: Final answer
    x = 32,242.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.