Home / 160,045.64-240,080.14-54,863.72

Finding the Fourth Proportional to 160,045.64, 240,080.14 and 54,863.72

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Solution

The fourth proportional to 160,045.64, 240,080.14 and 54,863.72 is: 82,299.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,045.64 : 240,080.14 = 54,863.72 : x
  2. Step 2: Convert to fraction form
    160,045.64/240,080.14 = 54,863.72/x
  3. Step 3: Cross multiply
    160,045.64x = 240,080.14 × 54,863.72
  4. Step 4: Simplify right side
    160,045.64x = 13,171,689,578.52
  5. Step 5: Solve for x
    x = 13,171,689,578.52/160,045.64
  6. Step 6: Final answer
    x = 82,299.58

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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.