Home / 104,619.49-156,927.86-25,734.40

Finding the Fourth Proportional to 104,619.49, 156,927.86 and 25,734.40

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Solution

The fourth proportional to 104,619.49, 156,927.86 and 25,734.40 is: 38,601.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,619.49 : 156,927.86 = 25,734.40 : x
  2. Step 2: Convert to fraction form
    104,619.49/156,927.86 = 25,734.40/x
  3. Step 3: Cross multiply
    104,619.49x = 156,927.86 × 25,734.40
  4. Step 4: Simplify right side
    104,619.49x = 4,038,444,320.38
  5. Step 5: Solve for x
    x = 4,038,444,320.38/104,619.49
  6. Step 6: Final answer
    x = 38,601.26

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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.