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Finding the Fourth Proportional to 175,116.48, 241,663.68 and 99,672

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Solution

The fourth proportional to 175,116.48, 241,663.68 and 99,672 is: 137,549.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,116.48 : 241,663.68 = 99,672 : x
  2. Step 2: Convert to fraction form
    175,116.48/241,663.68 = 99,672/x
  3. Step 3: Cross multiply
    175,116.48x = 241,663.68 × 99,672
  4. Step 4: Simplify right side
    175,116.48x = 24,087,102,312.96
  5. Step 5: Solve for x
    x = 24,087,102,312.96/175,116.48
  6. Step 6: Final answer
    x = 137,549.03

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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.