Home / 252,228.06-378,079.05-94,387.74

Finding the Fourth Proportional to 252,228.06, 378,079.05 and 94,387.74

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Solution

The fourth proportional to 252,228.06, 378,079.05 and 94,387.74 is: 141,483.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,228.06 : 378,079.05 = 94,387.74 : x
  2. Step 2: Convert to fraction form
    252,228.06/378,079.05 = 94,387.74/x
  3. Step 3: Cross multiply
    252,228.06x = 378,079.05 × 94,387.74
  4. Step 4: Simplify right side
    252,228.06x = 35,686,027,070.85
  5. Step 5: Solve for x
    x = 35,686,027,070.85/252,228.06
  6. Step 6: Final answer
    x = 141,483.18

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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.