Home / 148,316.04-204,674.90-80,331.44

Finding the Fourth Proportional to 148,316.04, 204,674.90 and 80,331.44

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Solution

The fourth proportional to 148,316.04, 204,674.90 and 80,331.44 is: 110,856.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,316.04 : 204,674.90 = 80,331.44 : x
  2. Step 2: Convert to fraction form
    148,316.04/204,674.90 = 80,331.44/x
  3. Step 3: Cross multiply
    148,316.04x = 204,674.90 × 80,331.44
  4. Step 4: Simplify right side
    148,316.04x = 16,441,828,023.82
  5. Step 5: Solve for x
    x = 16,441,828,023.82/148,316.04
  6. Step 6: Final answer
    x = 110,856.71

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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.