Home / 191,670.40-287,553.60-73,351.04

Finding the Fourth Proportional to 191,670.40, 287,553.60 and 73,351.04

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Solution

The fourth proportional to 191,670.40, 287,553.60 and 73,351.04 is: 110,044.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,670.40 : 287,553.60 = 73,351.04 : x
  2. Step 2: Convert to fraction form
    191,670.40/287,553.60 = 73,351.04/x
  3. Step 3: Cross multiply
    191,670.40x = 287,553.60 × 73,351.04
  4. Step 4: Simplify right side
    191,670.40x = 21,092,355,615.74
  5. Step 5: Solve for x
    x = 21,092,355,615.74/191,670.40
  6. Step 6: Final answer
    x = 110,044.93

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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.