Home / 173,839.88-239,890.74-106,758.92

Finding the Fourth Proportional to 173,839.88, 239,890.74 and 106,758.92

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Solution

The fourth proportional to 173,839.88, 239,890.74 and 106,758.92 is: 147,322.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,839.88 : 239,890.74 = 106,758.92 : x
  2. Step 2: Convert to fraction form
    173,839.88/239,890.74 = 106,758.92/x
  3. Step 3: Cross multiply
    173,839.88x = 239,890.74 × 106,758.92
  4. Step 4: Simplify right side
    173,839.88x = 25,610,476,320.40
  5. Step 5: Solve for x
    x = 25,610,476,320.40/173,839.88
  6. Step 6: Final answer
    x = 147,322.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.