Home / 98,008.83-147,013.29-27,888.12

Finding the Fourth Proportional to 98,008.83, 147,013.29 and 27,888.12

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Solution

The fourth proportional to 98,008.83, 147,013.29 and 27,888.12 is: 41,832.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,008.83 : 147,013.29 = 27,888.12 : x
  2. Step 2: Convert to fraction form
    98,008.83/147,013.29 = 27,888.12/x
  3. Step 3: Cross multiply
    98,008.83x = 147,013.29 × 27,888.12
  4. Step 4: Simplify right side
    98,008.83x = 4,099,924,273.11
  5. Step 5: Solve for x
    x = 4,099,924,273.11/98,008.83
  6. Step 6: Final answer
    x = 41,832.19

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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.