Home / 106,937.64-160,443.09-40,396.95

Finding the Fourth Proportional to 106,937.64, 160,443.09 and 40,396.95

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Solution

The fourth proportional to 106,937.64, 160,443.09 and 40,396.95 is: 60,609.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,937.64 : 160,443.09 = 40,396.95 : x
  2. Step 2: Convert to fraction form
    106,937.64/160,443.09 = 40,396.95/x
  3. Step 3: Cross multiply
    106,937.64x = 160,443.09 × 40,396.95
  4. Step 4: Simplify right side
    106,937.64x = 6,481,411,484.58
  5. Step 5: Solve for x
    x = 6,481,411,484.58/106,937.64
  6. Step 6: Final answer
    x = 60,609.26

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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.