Home / 230,886.12-346,321.02-88,694.76

Finding the Fourth Proportional to 230,886.12, 346,321.02 and 88,694.76

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Solution

The fourth proportional to 230,886.12, 346,321.02 and 88,694.76 is: 133,039.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,886.12 : 346,321.02 = 88,694.76 : x
  2. Step 2: Convert to fraction form
    230,886.12/346,321.02 = 88,694.76/x
  3. Step 3: Cross multiply
    230,886.12x = 346,321.02 × 88,694.76
  4. Step 4: Simplify right side
    230,886.12x = 30,716,859,751.86
  5. Step 5: Solve for x
    x = 30,716,859,751.86/230,886.12
  6. Step 6: Final answer
    x = 133,039.01

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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.