Home / 247,855.16-371,781.97-70,362.29

Finding the Fourth Proportional to 247,855.16, 371,781.97 and 70,362.29

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Solution

The fourth proportional to 247,855.16, 371,781.97 and 70,362.29 is: 105,543.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,855.16 : 371,781.97 = 70,362.29 : x
  2. Step 2: Convert to fraction form
    247,855.16/371,781.97 = 70,362.29/x
  3. Step 3: Cross multiply
    247,855.16x = 371,781.97 × 70,362.29
  4. Step 4: Simplify right side
    247,855.16x = 26,159,430,789.91
  5. Step 5: Solve for x
    x = 26,159,430,789.91/247,855.16
  6. Step 6: Final answer
    x = 105,543.22

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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.