Home / 129,597.09-194,366.49-46,491.09

Finding the Fourth Proportional to 129,597.09, 194,366.49 and 46,491.09

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Solution

The fourth proportional to 129,597.09, 194,366.49 and 46,491.09 is: 69,726.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,597.09 : 194,366.49 = 46,491.09 : x
  2. Step 2: Convert to fraction form
    129,597.09/194,366.49 = 46,491.09/x
  3. Step 3: Cross multiply
    129,597.09x = 194,366.49 × 46,491.09
  4. Step 4: Simplify right side
    129,597.09x = 9,036,309,979.57
  5. Step 5: Solve for x
    x = 9,036,309,979.57/129,597.09
  6. Step 6: Final answer
    x = 69,726.18

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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.