Home / 242,170.35-363,287.27-80,010.53

Finding the Fourth Proportional to 242,170.35, 363,287.27 and 80,010.53

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Solution

The fourth proportional to 242,170.35, 363,287.27 and 80,010.53 is: 120,026.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,170.35 : 363,287.27 = 80,010.53 : x
  2. Step 2: Convert to fraction form
    242,170.35/363,287.27 = 80,010.53/x
  3. Step 3: Cross multiply
    242,170.35x = 363,287.27 × 80,010.53
  4. Step 4: Simplify right side
    242,170.35x = 29,066,804,798.46
  5. Step 5: Solve for x
    x = 29,066,804,798.46/242,170.35
  6. Step 6: Final answer
    x = 120,026.27

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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.