Home / 106,635.29-160,035.48-40,135.91

Finding the Fourth Proportional to 106,635.29, 160,035.48 and 40,135.91

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Solution

The fourth proportional to 106,635.29, 160,035.48 and 40,135.91 is: 60,234.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,635.29 : 160,035.48 = 40,135.91 : x
  2. Step 2: Convert to fraction form
    106,635.29/160,035.48 = 40,135.91/x
  3. Step 3: Cross multiply
    106,635.29x = 160,035.48 × 40,135.91
  4. Step 4: Simplify right side
    106,635.29x = 6,423,168,821.91
  5. Step 5: Solve for x
    x = 6,423,168,821.91/106,635.29
  6. Step 6: Final answer
    x = 60,234.93

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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.