Home / 242,758.14-364,180.96-74,275.30

Finding the Fourth Proportional to 242,758.14, 364,180.96 and 74,275.30

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Solution

The fourth proportional to 242,758.14, 364,180.96 and 74,275.30 is: 111,426.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,758.14 : 364,180.96 = 74,275.30 : x
  2. Step 2: Convert to fraction form
    242,758.14/364,180.96 = 74,275.30/x
  3. Step 3: Cross multiply
    242,758.14x = 364,180.96 × 74,275.30
  4. Step 4: Simplify right side
    242,758.14x = 27,049,650,058.29
  5. Step 5: Solve for x
    x = 27,049,650,058.29/242,758.14
  6. Step 6: Final answer
    x = 111,426.34

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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.