Home / 89,857.70-134,814.66-26,678.18

Finding the Fourth Proportional to 89,857.70, 134,814.66 and 26,678.18

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Solution

The fourth proportional to 89,857.70, 134,814.66 and 26,678.18 is: 40,025.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,857.70 : 134,814.66 = 26,678.18 : x
  2. Step 2: Convert to fraction form
    89,857.70/134,814.66 = 26,678.18/x
  3. Step 3: Cross multiply
    89,857.70x = 134,814.66 × 26,678.18
  4. Step 4: Simplify right side
    89,857.70x = 3,596,609,766.12
  5. Step 5: Solve for x
    x = 3,596,609,766.12/89,857.70
  6. Step 6: Final answer
    x = 40,025.62

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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.