Home / 179,175.20-247,206.10-101,638.06

Finding the Fourth Proportional to 179,175.20, 247,206.10 and 101,638.06

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Solution

The fourth proportional to 179,175.20, 247,206.10 and 101,638.06 is: 140,228.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,175.20 : 247,206.10 = 101,638.06 : x
  2. Step 2: Convert to fraction form
    179,175.20/247,206.10 = 101,638.06/x
  3. Step 3: Cross multiply
    179,175.20x = 247,206.10 × 101,638.06
  4. Step 4: Simplify right side
    179,175.20x = 25,125,549,187.26
  5. Step 5: Solve for x
    x = 25,125,549,187.26/179,175.20
  6. Step 6: Final answer
    x = 140,228.95

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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.