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Finding the Fourth Proportional to 60,104.25, 90,157.59 and 18,551.25

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Solution

The fourth proportional to 60,104.25, 90,157.59 and 18,551.25 is: 27,827.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,104.25 : 90,157.59 = 18,551.25 : x
  2. Step 2: Convert to fraction form
    60,104.25/90,157.59 = 18,551.25/x
  3. Step 3: Cross multiply
    60,104.25x = 90,157.59 × 18,551.25
  4. Step 4: Simplify right side
    60,104.25x = 1,672,535,991.49
  5. Step 5: Solve for x
    x = 1,672,535,991.49/60,104.25
  6. Step 6: Final answer
    x = 27,827.25

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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.