Home / 119,110.18-178,637.99-71,092.34

Finding the Fourth Proportional to 119,110.18, 178,637.99 and 71,092.34

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Solution

The fourth proportional to 119,110.18, 178,637.99 and 71,092.34 is: 106,622.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,110.18 : 178,637.99 = 71,092.34 : x
  2. Step 2: Convert to fraction form
    119,110.18/178,637.99 = 71,092.34/x
  3. Step 3: Cross multiply
    119,110.18x = 178,637.99 × 71,092.34
  4. Step 4: Simplify right side
    119,110.18x = 12,699,791,473.35
  5. Step 5: Solve for x
    x = 12,699,791,473.35/119,110.18
  6. Step 6: Final answer
    x = 106,622.22

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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.