Home / 196,639.11-293,624.80-156,204.25

Finding the Fourth Proportional to 196,639.11, 293,624.80 and 156,204.25

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Solution

The fourth proportional to 196,639.11, 293,624.80 and 156,204.25 is: 233,246.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,639.11 : 293,624.80 = 156,204.25 : x
  2. Step 2: Convert to fraction form
    196,639.11/293,624.80 = 156,204.25/x
  3. Step 3: Cross multiply
    196,639.11x = 293,624.80 × 156,204.25
  4. Step 4: Simplify right side
    196,639.11x = 45,865,440,540.83
  5. Step 5: Solve for x
    x = 45,865,440,540.83/196,639.11
  6. Step 6: Final answer
    x = 233,246.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.