Home / 131,016.70-196,549.44-42,260.92

Finding the Fourth Proportional to 131,016.70, 196,549.44 and 42,260.92

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Solution

The fourth proportional to 131,016.70, 196,549.44 and 42,260.92 is: 63,399.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,016.70 : 196,549.44 = 42,260.92 : x
  2. Step 2: Convert to fraction form
    131,016.70/196,549.44 = 42,260.92/x
  3. Step 3: Cross multiply
    131,016.70x = 196,549.44 × 42,260.92
  4. Step 4: Simplify right side
    131,016.70x = 8,306,360,159.88
  5. Step 5: Solve for x
    x = 8,306,360,159.88/131,016.70
  6. Step 6: Final answer
    x = 63,399.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.