Home / 160,002.14-239,993.43-66,508.70

Finding the Fourth Proportional to 160,002.14, 239,993.43 and 66,508.70

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Solution

The fourth proportional to 160,002.14, 239,993.43 and 66,508.70 is: 99,758.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,002.14 : 239,993.43 = 66,508.70 : x
  2. Step 2: Convert to fraction form
    160,002.14/239,993.43 = 66,508.70/x
  3. Step 3: Cross multiply
    160,002.14x = 239,993.43 × 66,508.70
  4. Step 4: Simplify right side
    160,002.14x = 15,961,651,037.84
  5. Step 5: Solve for x
    x = 15,961,651,037.84/160,002.14
  6. Step 6: Final answer
    x = 99,758.98

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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.