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Finding the Fourth Proportional to 59,936.60, 89,904.90 and 38,941.40

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Solution

The fourth proportional to 59,936.60, 89,904.90 and 38,941.40 is: 58,412.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,936.60 : 89,904.90 = 38,941.40 : x
  2. Step 2: Convert to fraction form
    59,936.60/89,904.90 = 38,941.40/x
  3. Step 3: Cross multiply
    59,936.60x = 89,904.90 × 38,941.40
  4. Step 4: Simplify right side
    59,936.60x = 3,501,022,672.86
  5. Step 5: Solve for x
    x = 3,501,022,672.86/59,936.60
  6. Step 6: Final answer
    x = 58,412.10

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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.