Home / 120,877.65-181,316.26-32,131.15

Finding the Fourth Proportional to 120,877.65, 181,316.26 and 32,131.15

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Solution

The fourth proportional to 120,877.65, 181,316.26 and 32,131.15 is: 48,196.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,877.65 : 181,316.26 = 32,131.15 : x
  2. Step 2: Convert to fraction form
    120,877.65/181,316.26 = 32,131.15/x
  3. Step 3: Cross multiply
    120,877.65x = 181,316.26 × 32,131.15
  4. Step 4: Simplify right side
    120,877.65x = 5,825,899,353.63
  5. Step 5: Solve for x
    x = 5,825,899,353.63/120,877.65
  6. Step 6: Final answer
    x = 48,196.66

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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.