Home / 179,027.50-247,064.16-98,461.12

Finding the Fourth Proportional to 179,027.50, 247,064.16 and 98,461.12

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Solution

The fourth proportional to 179,027.50, 247,064.16 and 98,461.12 is: 135,879.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,027.50 : 247,064.16 = 98,461.12 : x
  2. Step 2: Convert to fraction form
    179,027.50/247,064.16 = 98,461.12/x
  3. Step 3: Cross multiply
    179,027.50x = 247,064.16 × 98,461.12
  4. Step 4: Simplify right side
    179,027.50x = 24,326,213,905.46
  5. Step 5: Solve for x
    x = 24,326,213,905.46/179,027.50
  6. Step 6: Final answer
    x = 135,879.76

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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.