Home / 65,785.32-98,694.18-19,037.52

Finding the Fourth Proportional to 65,785.32, 98,694.18 and 19,037.52

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Solution

The fourth proportional to 65,785.32, 98,694.18 and 19,037.52 is: 28,560.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,785.32 : 98,694.18 = 19,037.52 : x
  2. Step 2: Convert to fraction form
    65,785.32/98,694.18 = 19,037.52/x
  3. Step 3: Cross multiply
    65,785.32x = 98,694.18 × 19,037.52
  4. Step 4: Simplify right side
    65,785.32x = 1,878,892,425.63
  5. Step 5: Solve for x
    x = 1,878,892,425.63/65,785.32
  6. Step 6: Final answer
    x = 28,560.97

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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.