Home / 112,900.86-169,290.78-37,996.14

Finding the Fourth Proportional to 112,900.86, 169,290.78 and 37,996.14

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Solution

The fourth proportional to 112,900.86, 169,290.78 and 37,996.14 is: 56,973.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,900.86 : 169,290.78 = 37,996.14 : x
  2. Step 2: Convert to fraction form
    112,900.86/169,290.78 = 37,996.14/x
  3. Step 3: Cross multiply
    112,900.86x = 169,290.78 × 37,996.14
  4. Step 4: Simplify right side
    112,900.86x = 6,432,396,177.59
  5. Step 5: Solve for x
    x = 6,432,396,177.59/112,900.86
  6. Step 6: Final answer
    x = 56,973.85

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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.