Home / 88,916.45-122,648.60-62,049.16

Finding the Fourth Proportional to 88,916.45, 122,648.60 and 62,049.16

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Solution

The fourth proportional to 88,916.45, 122,648.60 and 62,049.16 is: 85,588.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,916.45 : 122,648.60 = 62,049.16 : x
  2. Step 2: Convert to fraction form
    88,916.45/122,648.60 = 62,049.16/x
  3. Step 3: Cross multiply
    88,916.45x = 122,648.60 × 62,049.16
  4. Step 4: Simplify right side
    88,916.45x = 7,610,241,874.68
  5. Step 5: Solve for x
    x = 7,610,241,874.68/88,916.45
  6. Step 6: Final answer
    x = 85,588.68

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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.