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Finding the Fourth Proportional to 27,000.80, 40,501.20 and 23,064.20

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Solution

The fourth proportional to 27,000.80, 40,501.20 and 23,064.20 is: 34,596.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,000.80 : 40,501.20 = 23,064.20 : x
  2. Step 2: Convert to fraction form
    27,000.80/40,501.20 = 23,064.20/x
  3. Step 3: Cross multiply
    27,000.80x = 40,501.20 × 23,064.20
  4. Step 4: Simplify right side
    27,000.80x = 934,127,777.04
  5. Step 5: Solve for x
    x = 934,127,777.04/27,000.80
  6. Step 6: Final answer
    x = 34,596.30

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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.