Home / 196,037.28-293,999.76-107,330.40

Finding the Fourth Proportional to 196,037.28, 293,999.76 and 107,330.40

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Solution

The fourth proportional to 196,037.28, 293,999.76 and 107,330.40 is: 160,964.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,037.28 : 293,999.76 = 107,330.40 : x
  2. Step 2: Convert to fraction form
    196,037.28/293,999.76 = 107,330.40/x
  3. Step 3: Cross multiply
    196,037.28x = 293,999.76 × 107,330.40
  4. Step 4: Simplify right side
    196,037.28x = 31,555,111,840.70
  5. Step 5: Solve for x
    x = 31,555,111,840.70/196,037.28
  6. Step 6: Final answer
    x = 160,964.85

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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.