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Finding the Fourth Proportional to 27,138.16, 37,452.04 and 16,526.08

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Solution

The fourth proportional to 27,138.16, 37,452.04 and 16,526.08 is: 22,806.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,138.16 : 37,452.04 = 16,526.08 : x
  2. Step 2: Convert to fraction form
    27,138.16/37,452.04 = 16,526.08/x
  3. Step 3: Cross multiply
    27,138.16x = 37,452.04 × 16,526.08
  4. Step 4: Simplify right side
    27,138.16x = 618,935,409.20
  5. Step 5: Solve for x
    x = 618,935,409.20/27,138.16
  6. Step 6: Final answer
    x = 22,806.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.