Home / 121,131.71-181,683.72-32,392.13

Finding the Fourth Proportional to 121,131.71, 181,683.72 and 32,392.13

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Solution

The fourth proportional to 121,131.71, 181,683.72 and 32,392.13 is: 48,584.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,131.71 : 181,683.72 = 32,392.13 : x
  2. Step 2: Convert to fraction form
    121,131.71/181,683.72 = 32,392.13/x
  3. Step 3: Cross multiply
    121,131.71x = 181,683.72 × 32,392.13
  4. Step 4: Simplify right side
    121,131.71x = 5,885,121,606.74
  5. Step 5: Solve for x
    x = 5,885,121,606.74/121,131.71
  6. Step 6: Final answer
    x = 48,584.49

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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.