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Finding the Fourth Proportional to 27,203.08, 40,724.43 and 26,532.40

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Solution

The fourth proportional to 27,203.08, 40,724.43 and 26,532.40 is: 39,720.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,203.08 : 40,724.43 = 26,532.40 : x
  2. Step 2: Convert to fraction form
    27,203.08/40,724.43 = 26,532.40/x
  3. Step 3: Cross multiply
    27,203.08x = 40,724.43 × 26,532.40
  4. Step 4: Simplify right side
    27,203.08x = 1,080,516,866.53
  5. Step 5: Solve for x
    x = 1,080,516,866.53/27,203.08
  6. Step 6: Final answer
    x = 39,720.39

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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.