Home / 114,215.91-171,358.92-51,089.13

Finding the Fourth Proportional to 114,215.91, 171,358.92 and 51,089.13

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Solution

The fourth proportional to 114,215.91, 171,358.92 and 51,089.13 is: 76,649.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,215.91 : 171,358.92 = 51,089.13 : x
  2. Step 2: Convert to fraction form
    114,215.91/171,358.92 = 51,089.13/x
  3. Step 3: Cross multiply
    114,215.91x = 171,358.92 × 51,089.13
  4. Step 4: Simplify right side
    114,215.91x = 8,754,578,140.54
  5. Step 5: Solve for x
    x = 8,754,578,140.54/114,215.91
  6. Step 6: Final answer
    x = 76,649.38

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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.