Home / 121,102.53-181,657.20-32,356.11

Finding the Fourth Proportional to 121,102.53, 181,657.20 and 32,356.11

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Solution

The fourth proportional to 121,102.53, 181,657.20 and 32,356.11 is: 48,535.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,102.53 : 181,657.20 = 32,356.11 : x
  2. Step 2: Convert to fraction form
    121,102.53/181,657.20 = 32,356.11/x
  3. Step 3: Cross multiply
    121,102.53x = 181,657.20 × 32,356.11
  4. Step 4: Simplify right side
    121,102.53x = 5,877,720,345.49
  5. Step 5: Solve for x
    x = 5,877,720,345.49/121,102.53
  6. Step 6: Final answer
    x = 48,535.07

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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.