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Finding the Fourth Proportional to 27,231.01, 40,845.40 and 7,509.04

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Solution

The fourth proportional to 27,231.01, 40,845.40 and 7,509.04 is: 11,263.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,231.01 : 40,845.40 = 7,509.04 : x
  2. Step 2: Convert to fraction form
    27,231.01/40,845.40 = 7,509.04/x
  3. Step 3: Cross multiply
    27,231.01x = 40,845.40 × 7,509.04
  4. Step 4: Simplify right side
    27,231.01x = 306,709,621.53
  5. Step 5: Solve for x
    x = 306,709,621.53/27,231.01
  6. Step 6: Final answer
    x = 11,263.25

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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.