Home / 267,822.08-401,798.08-80,822.40

Finding the Fourth Proportional to 267,822.08, 401,798.08 and 80,822.40

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Solution

The fourth proportional to 267,822.08, 401,798.08 and 80,822.40 is: 121,253.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,822.08 : 401,798.08 = 80,822.40 : x
  2. Step 2: Convert to fraction form
    267,822.08/401,798.08 = 80,822.40/x
  3. Step 3: Cross multiply
    267,822.08x = 401,798.08 × 80,822.40
  4. Step 4: Simplify right side
    267,822.08x = 32,474,285,140.99
  5. Step 5: Solve for x
    x = 32,474,285,140.99/267,822.08
  6. Step 6: Final answer
    x = 121,253.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.