Home / 98,996.43-148,492.17-28,876.35

Finding the Fourth Proportional to 98,996.43, 148,492.17 and 28,876.35

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Solution

The fourth proportional to 98,996.43, 148,492.17 and 28,876.35 is: 43,313.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,996.43 : 148,492.17 = 28,876.35 : x
  2. Step 2: Convert to fraction form
    98,996.43/148,492.17 = 28,876.35/x
  3. Step 3: Cross multiply
    98,996.43x = 148,492.17 × 28,876.35
  4. Step 4: Simplify right side
    98,996.43x = 4,287,911,873.18
  5. Step 5: Solve for x
    x = 4,287,911,873.18/98,996.43
  6. Step 6: Final answer
    x = 43,313.80

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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.