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Finding the Fourth Proportional to 27,463.74, 37,931.08 and 18,495.64

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Solution

The fourth proportional to 27,463.74, 37,931.08 and 18,495.64 is: 25,544.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,463.74 : 37,931.08 = 18,495.64 : x
  2. Step 2: Convert to fraction form
    27,463.74/37,931.08 = 18,495.64/x
  3. Step 3: Cross multiply
    27,463.74x = 37,931.08 × 18,495.64
  4. Step 4: Simplify right side
    27,463.74x = 701,559,600.49
  5. Step 5: Solve for x
    x = 701,559,600.49/27,463.74
  6. Step 6: Final answer
    x = 25,544.94

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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.