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Finding the Fourth Proportional to 60,654.42, 90,981.63 and 23,692.50

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Solution

The fourth proportional to 60,654.42, 90,981.63 and 23,692.50 is: 35,538.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,654.42 : 90,981.63 = 23,692.50 : x
  2. Step 2: Convert to fraction form
    60,654.42/90,981.63 = 23,692.50/x
  3. Step 3: Cross multiply
    60,654.42x = 90,981.63 × 23,692.50
  4. Step 4: Simplify right side
    60,654.42x = 2,155,582,268.78
  5. Step 5: Solve for x
    x = 2,155,582,268.78/60,654.42
  6. Step 6: Final answer
    x = 35,538.75

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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.