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Finding the Fourth Proportional to 64,666.80, 97,000.20 and 27,269.10

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Solution

The fourth proportional to 64,666.80, 97,000.20 and 27,269.10 is: 40,903.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,666.80 : 97,000.20 = 27,269.10 : x
  2. Step 2: Convert to fraction form
    64,666.80/97,000.20 = 27,269.10/x
  3. Step 3: Cross multiply
    64,666.80x = 97,000.20 × 27,269.10
  4. Step 4: Simplify right side
    64,666.80x = 2,645,108,153.82
  5. Step 5: Solve for x
    x = 2,645,108,153.82/64,666.80
  6. Step 6: Final answer
    x = 40,903.65

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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.