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Finding the Fourth Proportional to 181,455.84, 270,960.84 and 148,241.52

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Solution

The fourth proportional to 181,455.84, 270,960.84 and 148,241.52 is: 221,363.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,455.84 : 270,960.84 = 148,241.52 : x
  2. Step 2: Convert to fraction form
    181,455.84/270,960.84 = 148,241.52/x
  3. Step 3: Cross multiply
    181,455.84x = 270,960.84 × 148,241.52
  4. Step 4: Simplify right side
    181,455.84x = 40,167,646,782.08
  5. Step 5: Solve for x
    x = 40,167,646,782.08/181,455.84
  6. Step 6: Final answer
    x = 221,363.21

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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.