Home / 120,774.15-181,161.62-41,888.39

Finding the Fourth Proportional to 120,774.15, 181,161.62 and 41,888.39

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Solution

The fourth proportional to 120,774.15, 181,161.62 and 41,888.39 is: 62,832.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,774.15 : 181,161.62 = 41,888.39 : x
  2. Step 2: Convert to fraction form
    120,774.15/181,161.62 = 41,888.39/x
  3. Step 3: Cross multiply
    120,774.15x = 181,161.62 × 41,888.39
  4. Step 4: Simplify right side
    120,774.15x = 7,588,567,476.34
  5. Step 5: Solve for x
    x = 7,588,567,476.34/120,774.15
  6. Step 6: Final answer
    x = 62,832.71

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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.