Home / 103,631.14-155,446.71-41,302.18

Finding the Fourth Proportional to 103,631.14, 155,446.71 and 41,302.18

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Solution

The fourth proportional to 103,631.14, 155,446.71 and 41,302.18 is: 61,953.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,631.14 : 155,446.71 = 41,302.18 : x
  2. Step 2: Convert to fraction form
    103,631.14/155,446.71 = 41,302.18/x
  3. Step 3: Cross multiply
    103,631.14x = 155,446.71 × 41,302.18
  4. Step 4: Simplify right side
    103,631.14x = 6,420,287,996.83
  5. Step 5: Solve for x
    x = 6,420,287,996.83/103,631.14
  6. Step 6: Final answer
    x = 61,953.27

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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.