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Finding the Fourth Proportional to 62,527.11, 93,798.90 and 20,392.40

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Solution

The fourth proportional to 62,527.11, 93,798.90 and 20,392.40 is: 30,591.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,527.11 : 93,798.90 = 20,392.40 : x
  2. Step 2: Convert to fraction form
    62,527.11/93,798.90 = 20,392.40/x
  3. Step 3: Cross multiply
    62,527.11x = 93,798.90 × 20,392.40
  4. Step 4: Simplify right side
    62,527.11x = 1,912,784,219.37
  5. Step 5: Solve for x
    x = 1,912,784,219.37/62,527.11
  6. Step 6: Final answer
    x = 30,591.28

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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.