Home / 148,179.07-204,487.38-80,196.13

Finding the Fourth Proportional to 148,179.07, 204,487.38 and 80,196.13

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Solution

The fourth proportional to 148,179.07, 204,487.38 and 80,196.13 is: 110,670.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,179.07 : 204,487.38 = 80,196.13 : x
  2. Step 2: Convert to fraction form
    148,179.07/204,487.38 = 80,196.13/x
  3. Step 3: Cross multiply
    148,179.07x = 204,487.38 × 80,196.13
  4. Step 4: Simplify right side
    148,179.07x = 16,399,096,509.84
  5. Step 5: Solve for x
    x = 16,399,096,509.84/148,179.07
  6. Step 6: Final answer
    x = 110,670.80

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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.