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Finding the Fourth Proportional to 60,522.94, 90,798.99 and 18,969.94

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Solution

The fourth proportional to 60,522.94, 90,798.99 and 18,969.94 is: 28,459.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,522.94 : 90,798.99 = 18,969.94 : x
  2. Step 2: Convert to fraction form
    60,522.94/90,798.99 = 18,969.94/x
  3. Step 3: Cross multiply
    60,522.94x = 90,798.99 × 18,969.94
  4. Step 4: Simplify right side
    60,522.94x = 1,722,451,165.36
  5. Step 5: Solve for x
    x = 1,722,451,165.36/60,522.94
  6. Step 6: Final answer
    x = 28,459.48

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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.