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Finding the Fourth Proportional to 27,133.40, 40,670.40 and 9,594.20

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Solution

The fourth proportional to 27,133.40, 40,670.40 and 9,594.20 is: 14,380.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,133.40 : 40,670.40 = 9,594.20 : x
  2. Step 2: Convert to fraction form
    27,133.40/40,670.40 = 9,594.20/x
  3. Step 3: Cross multiply
    27,133.40x = 40,670.40 × 9,594.20
  4. Step 4: Simplify right side
    27,133.40x = 390,199,951.68
  5. Step 5: Solve for x
    x = 390,199,951.68/27,133.40
  6. Step 6: Final answer
    x = 14,380.80

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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.