Home / 110,369.64-152,305.62-62,621.96

Finding the Fourth Proportional to 110,369.64, 152,305.62 and 62,621.96

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Solution

The fourth proportional to 110,369.64, 152,305.62 and 62,621.96 is: 86,415.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,369.64 : 152,305.62 = 62,621.96 : x
  2. Step 2: Convert to fraction form
    110,369.64/152,305.62 = 62,621.96/x
  3. Step 3: Cross multiply
    110,369.64x = 152,305.62 × 62,621.96
  4. Step 4: Simplify right side
    110,369.64x = 9,537,676,443.42
  5. Step 5: Solve for x
    x = 9,537,676,443.42/110,369.64
  6. Step 6: Final answer
    x = 86,415.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.