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Finding the Fourth Proportional to 110,663.96, 152,705.96 and 62,907.96

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Solution

The fourth proportional to 110,663.96, 152,705.96 and 62,907.96 is: 86,807.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,663.96 : 152,705.96 = 62,907.96 : x
  2. Step 2: Convert to fraction form
    110,663.96/152,705.96 = 62,907.96/x
  3. Step 3: Cross multiply
    110,663.96x = 152,705.96 × 62,907.96
  4. Step 4: Simplify right side
    110,663.96x = 9,606,420,423.44
  5. Step 5: Solve for x
    x = 9,606,420,423.44/110,663.96
  6. Step 6: Final answer
    x = 86,807.13

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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.