Home / 99,237.41-136,949.18-53,916.29

Finding the Fourth Proportional to 99,237.41, 136,949.18 and 53,916.29

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Solution

The fourth proportional to 99,237.41, 136,949.18 and 53,916.29 is: 74,405.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,237.41 : 136,949.18 = 53,916.29 : x
  2. Step 2: Convert to fraction form
    99,237.41/136,949.18 = 53,916.29/x
  3. Step 3: Cross multiply
    99,237.41x = 136,949.18 × 53,916.29
  4. Step 4: Simplify right side
    99,237.41x = 7,383,791,704.14
  5. Step 5: Solve for x
    x = 7,383,791,704.14/99,237.41
  6. Step 6: Final answer
    x = 74,405.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.