Home / 68,916.15-95,130.59-67,020.12

Finding the Fourth Proportional to 68,916.15, 95,130.59 and 67,020.12

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Solution

The fourth proportional to 68,916.15, 95,130.59 and 67,020.12 is: 92,513.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,916.15 : 95,130.59 = 67,020.12 : x
  2. Step 2: Convert to fraction form
    68,916.15/95,130.59 = 67,020.12/x
  3. Step 3: Cross multiply
    68,916.15x = 95,130.59 × 67,020.12
  4. Step 4: Simplify right side
    68,916.15x = 6,375,663,222.37
  5. Step 5: Solve for x
    x = 6,375,663,222.37/68,916.15
  6. Step 6: Final answer
    x = 92,513.34

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1.5x scale

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.