Home / 195,776.60-293,781.53-71,127.32

Finding the Fourth Proportional to 195,776.60, 293,781.53 and 71,127.32

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Solution

The fourth proportional to 195,776.60, 293,781.53 and 71,127.32 is: 106,733.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,776.60 : 293,781.53 = 71,127.32 : x
  2. Step 2: Convert to fraction form
    195,776.60/293,781.53 = 71,127.32/x
  3. Step 3: Cross multiply
    195,776.60x = 293,781.53 × 71,127.32
  4. Step 4: Simplify right side
    195,776.60x = 20,895,891,603.31
  5. Step 5: Solve for x
    x = 20,895,891,603.31/195,776.60
  6. Step 6: Final answer
    x = 106,733.35

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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.