Home / 127,476.27-191,187.07-52,576.99

Finding the Fourth Proportional to 127,476.27, 191,187.07 and 52,576.99

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Solution

The fourth proportional to 127,476.27, 191,187.07 and 52,576.99 is: 78,854.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,476.27 : 191,187.07 = 52,576.99 : x
  2. Step 2: Convert to fraction form
    127,476.27/191,187.07 = 52,576.99/x
  3. Step 3: Cross multiply
    127,476.27x = 191,187.07 × 52,576.99
  4. Step 4: Simplify right side
    127,476.27x = 10,052,040,058.11
  5. Step 5: Solve for x
    x = 10,052,040,058.11/127,476.27
  6. Step 6: Final answer
    x = 78,854.21

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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.