Home / 179,480.12-247,679.38-97,809.10

Finding the Fourth Proportional to 179,480.12, 247,679.38 and 97,809.10

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Solution

The fourth proportional to 179,480.12, 247,679.38 and 97,809.10 is: 134,974.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,480.12 : 247,679.38 = 97,809.10 : x
  2. Step 2: Convert to fraction form
    179,480.12/247,679.38 = 97,809.10/x
  3. Step 3: Cross multiply
    179,480.12x = 247,679.38 × 97,809.10
  4. Step 4: Simplify right side
    179,480.12x = 24,225,296,749.42
  5. Step 5: Solve for x
    x = 24,225,296,749.42/179,480.12
  6. Step 6: Final answer
    x = 134,974.82

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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.