Home / 104,222.08-155,578.46-91,610.92

Finding the Fourth Proportional to 104,222.08, 155,578.46 and 91,610.92

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Solution

The fourth proportional to 104,222.08, 155,578.46 and 91,610.92 is: 136,753.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,222.08 : 155,578.46 = 91,610.92 : x
  2. Step 2: Convert to fraction form
    104,222.08/155,578.46 = 91,610.92/x
  3. Step 3: Cross multiply
    104,222.08x = 155,578.46 × 91,610.92
  4. Step 4: Simplify right side
    104,222.08x = 14,252,685,852.78
  5. Step 5: Solve for x
    x = 14,252,685,852.78/104,222.08
  6. Step 6: Final answer
    x = 136,753.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.