Home / 199,767.08-275,679.52-109,124.30

Finding the Fourth Proportional to 199,767.08, 275,679.52 and 109,124.30

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Solution

The fourth proportional to 199,767.08, 275,679.52 and 109,124.30 is: 150,592.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,767.08 : 275,679.52 = 109,124.30 : x
  2. Step 2: Convert to fraction form
    199,767.08/275,679.52 = 109,124.30/x
  3. Step 3: Cross multiply
    199,767.08x = 275,679.52 × 109,124.30
  4. Step 4: Simplify right side
    199,767.08x = 30,083,334,644.34
  5. Step 5: Solve for x
    x = 30,083,334,644.34/199,767.08
  6. Step 6: Final answer
    x = 150,592.05

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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.