Home / 112,311.77-168,456.09-37,423.82

Finding the Fourth Proportional to 112,311.77, 168,456.09 and 37,423.82

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Solution

The fourth proportional to 112,311.77, 168,456.09 and 37,423.82 is: 56,131.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,311.77 : 168,456.09 = 37,423.82 : x
  2. Step 2: Convert to fraction form
    112,311.77/168,456.09 = 37,423.82/x
  3. Step 3: Cross multiply
    112,311.77x = 168,456.09 × 37,423.82
  4. Step 4: Simplify right side
    112,311.77x = 6,304,270,390.06
  5. Step 5: Solve for x
    x = 6,304,270,390.06/112,311.77
  6. Step 6: Final answer
    x = 56,131.88

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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.