Home / 129,443.24-194,176.08-39,506.22

Finding the Fourth Proportional to 129,443.24, 194,176.08 and 39,506.22

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Solution

The fourth proportional to 129,443.24, 194,176.08 and 39,506.22 is: 59,262.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,443.24 : 194,176.08 = 39,506.22 : x
  2. Step 2: Convert to fraction form
    129,443.24/194,176.08 = 39,506.22/x
  3. Step 3: Cross multiply
    129,443.24x = 194,176.08 × 39,506.22
  4. Step 4: Simplify right side
    129,443.24x = 7,671,162,935.22
  5. Step 5: Solve for x
    x = 7,671,162,935.22/129,443.24
  6. Step 6: Final answer
    x = 59,262.76

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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.