Home / 34,142.52-51,203.74-11,951.76

Finding the Fourth Proportional to 34,142.52, 51,203.74 and 11,951.76

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Solution

The fourth proportional to 34,142.52, 51,203.74 and 11,951.76 is: 17,924.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,142.52 : 51,203.74 = 11,951.76 : x
  2. Step 2: Convert to fraction form
    34,142.52/51,203.74 = 11,951.76/x
  3. Step 3: Cross multiply
    34,142.52x = 51,203.74 × 11,951.76
  4. Step 4: Simplify right side
    34,142.52x = 611,974,811.58
  5. Step 5: Solve for x
    x = 611,974,811.58/34,142.52
  6. Step 6: Final answer
    x = 17,924.13

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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.