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Finding the Fourth Proportional to 60,597.27, 90,900.05 and 20,599.97

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Solution

The fourth proportional to 60,597.27, 90,900.05 and 20,599.97 is: 30,901.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,597.27 : 90,900.05 = 20,599.97 : x
  2. Step 2: Convert to fraction form
    60,597.27/90,900.05 = 20,599.97/x
  3. Step 3: Cross multiply
    60,597.27x = 90,900.05 × 20,599.97
  4. Step 4: Simplify right side
    60,597.27x = 1,872,538,303.00
  5. Step 5: Solve for x
    x = 1,872,538,303.00/60,597.27
  6. Step 6: Final answer
    x = 30,901.36

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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.