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Finding the Fourth Proportional to 27,437.16, 37,863 and 15,500.48

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Solution

The fourth proportional to 27,437.16, 37,863 and 15,500.48 is: 21,390.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,437.16 : 37,863 = 15,500.48 : x
  2. Step 2: Convert to fraction form
    27,437.16/37,863 = 15,500.48/x
  3. Step 3: Cross multiply
    27,437.16x = 37,863 × 15,500.48
  4. Step 4: Simplify right side
    27,437.16x = 586,894,674.24
  5. Step 5: Solve for x
    x = 586,894,674.24/27,437.16
  6. Step 6: Final answer
    x = 21,390.50

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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.