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Finding the Fourth Proportional to 183,560.79, 275,423.80 and 99,222.21

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Solution

The fourth proportional to 183,560.79, 275,423.80 and 99,222.21 is: 148,877.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,560.79 : 275,423.80 = 99,222.21 : x
  2. Step 2: Convert to fraction form
    183,560.79/275,423.80 = 99,222.21/x
  3. Step 3: Cross multiply
    183,560.79x = 275,423.80 × 99,222.21
  4. Step 4: Simplify right side
    183,560.79x = 27,328,158,960.38
  5. Step 5: Solve for x
    x = 27,328,158,960.38/183,560.79
  6. Step 6: Final answer
    x = 148,877.97

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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.