Home / 109,203.25-150,675.55-61,439.17

Finding the Fourth Proportional to 109,203.25, 150,675.55 and 61,439.17

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Solution

The fourth proportional to 109,203.25, 150,675.55 and 61,439.17 is: 84,772.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,203.25 : 150,675.55 = 61,439.17 : x
  2. Step 2: Convert to fraction form
    109,203.25/150,675.55 = 61,439.17/x
  3. Step 3: Cross multiply
    109,203.25x = 150,675.55 × 61,439.17
  4. Step 4: Simplify right side
    109,203.25x = 9,257,380,731.29
  5. Step 5: Solve for x
    x = 9,257,380,731.29/109,203.25
  6. Step 6: Final answer
    x = 84,772.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.