Home / 186,206.75-279,329.45-79,601.97

Finding the Fourth Proportional to 186,206.75, 279,329.45 and 79,601.97

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Solution

The fourth proportional to 186,206.75, 279,329.45 and 79,601.97 is: 119,411.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,206.75 : 279,329.45 = 79,601.97 : x
  2. Step 2: Convert to fraction form
    186,206.75/279,329.45 = 79,601.97/x
  3. Step 3: Cross multiply
    186,206.75x = 279,329.45 × 79,601.97
  4. Step 4: Simplify right side
    186,206.75x = 22,235,175,337.01
  5. Step 5: Solve for x
    x = 22,235,175,337.01/186,206.75
  6. Step 6: Final answer
    x = 119,411.22

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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.