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Finding the Fourth Proportional to 18,262.17, 27,261.15 and 16,047.84

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Solution

The fourth proportional to 18,262.17, 27,261.15 and 16,047.84 is: 23,955.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,262.17 : 27,261.15 = 16,047.84 : x
  2. Step 2: Convert to fraction form
    18,262.17/27,261.15 = 16,047.84/x
  3. Step 3: Cross multiply
    18,262.17x = 27,261.15 × 16,047.84
  4. Step 4: Simplify right side
    18,262.17x = 437,482,573.42
  5. Step 5: Solve for x
    x = 437,482,573.42/18,262.17
  6. Step 6: Final answer
    x = 23,955.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.