Home / 121,406.18-182,136.33-37,178.18

Finding the Fourth Proportional to 121,406.18, 182,136.33 and 37,178.18

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Solution

The fourth proportional to 121,406.18, 182,136.33 and 37,178.18 is: 55,775.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,406.18 : 182,136.33 = 37,178.18 : x
  2. Step 2: Convert to fraction form
    121,406.18/182,136.33 = 37,178.18/x
  3. Step 3: Cross multiply
    121,406.18x = 182,136.33 × 37,178.18
  4. Step 4: Simplify right side
    121,406.18x = 6,771,497,261.28
  5. Step 5: Solve for x
    x = 6,771,497,261.28/121,406.18
  6. Step 6: Final answer
    x = 55,775.56

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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.