Home / 104,870.98-157,309.20-25,984.06

Finding the Fourth Proportional to 104,870.98, 157,309.20 and 25,984.06

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Solution

The fourth proportional to 104,870.98, 157,309.20 and 25,984.06 is: 38,976.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,870.98 : 157,309.20 = 25,984.06 : x
  2. Step 2: Convert to fraction form
    104,870.98/157,309.20 = 25,984.06/x
  3. Step 3: Cross multiply
    104,870.98x = 157,309.20 × 25,984.06
  4. Step 4: Simplify right side
    104,870.98x = 4,087,531,691.35
  5. Step 5: Solve for x
    x = 4,087,531,691.35/104,870.98
  6. Step 6: Final answer
    x = 38,976.77

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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.