Home / 98,974.17-148,445.46-28,837.08

Finding the Fourth Proportional to 98,974.17, 148,445.46 and 28,837.08

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Solution

The fourth proportional to 98,974.17, 148,445.46 and 28,837.08 is: 43,251.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,974.17 : 148,445.46 = 28,837.08 : x
  2. Step 2: Convert to fraction form
    98,974.17/148,445.46 = 28,837.08/x
  3. Step 3: Cross multiply
    98,974.17x = 148,445.46 × 28,837.08
  4. Step 4: Simplify right side
    98,974.17x = 4,280,733,605.66
  5. Step 5: Solve for x
    x = 4,280,733,605.66/98,974.17
  6. Step 6: Final answer
    x = 43,251.02

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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.