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Finding the Fourth Proportional to 175,359.26, 242,019.48 and 98,894.08

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Solution

The fourth proportional to 175,359.26, 242,019.48 and 98,894.08 is: 136,487.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,359.26 : 242,019.48 = 98,894.08 : x
  2. Step 2: Convert to fraction form
    175,359.26/242,019.48 = 98,894.08/x
  3. Step 3: Cross multiply
    175,359.26x = 242,019.48 × 98,894.08
  4. Step 4: Simplify right side
    175,359.26x = 23,934,293,816.68
  5. Step 5: Solve for x
    x = 23,934,293,816.68/175,359.26
  6. Step 6: Final answer
    x = 136,487.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.