Home / 112,140.30-168,037.65-94,514.70

Finding the Fourth Proportional to 112,140.30, 168,037.65 and 94,514.70

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Solution

The fourth proportional to 112,140.30, 168,037.65 and 94,514.70 is: 141,626.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,140.30 : 168,037.65 = 94,514.70 : x
  2. Step 2: Convert to fraction form
    112,140.30/168,037.65 = 94,514.70/x
  3. Step 3: Cross multiply
    112,140.30x = 168,037.65 × 94,514.70
  4. Step 4: Simplify right side
    112,140.30x = 15,882,028,078.46
  5. Step 5: Solve for x
    x = 15,882,028,078.46/112,140.30
  6. Step 6: Final answer
    x = 141,626.41

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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.