Home / 212,224.29-318,301.83-62,429.54

Finding the Fourth Proportional to 212,224.29, 318,301.83 and 62,429.54

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Solution

The fourth proportional to 212,224.29, 318,301.83 and 62,429.54 is: 93,634.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,224.29 : 318,301.83 = 62,429.54 : x
  2. Step 2: Convert to fraction form
    212,224.29/318,301.83 = 62,429.54/x
  3. Step 3: Cross multiply
    212,224.29x = 318,301.83 × 62,429.54
  4. Step 4: Simplify right side
    212,224.29x = 19,871,436,828.06
  5. Step 5: Solve for x
    x = 19,871,436,828.06/212,224.29
  6. Step 6: Final answer
    x = 93,634.13

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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.