Home / 112,107.72-168,125.02-37,207.76

Finding the Fourth Proportional to 112,107.72, 168,125.02 and 37,207.76

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Solution

The fourth proportional to 112,107.72, 168,125.02 and 37,207.76 is: 55,799.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,107.72 : 168,125.02 = 37,207.76 : x
  2. Step 2: Convert to fraction form
    112,107.72/168,125.02 = 37,207.76/x
  3. Step 3: Cross multiply
    112,107.72x = 168,125.02 × 37,207.76
  4. Step 4: Simplify right side
    112,107.72x = 6,255,555,721.45
  5. Step 5: Solve for x
    x = 6,255,555,721.45/112,107.72
  6. Step 6: Final answer
    x = 55,799.51

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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.