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Finding the Fourth Proportional to 40,541.60, 60,783.60 and 18,365.60

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Solution

The fourth proportional to 40,541.60, 60,783.60 and 18,365.60 is: 27,535.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,541.60 : 60,783.60 = 18,365.60 : x
  2. Step 2: Convert to fraction form
    40,541.60/60,783.60 = 18,365.60/x
  3. Step 3: Cross multiply
    40,541.60x = 60,783.60 × 18,365.60
  4. Step 4: Simplify right side
    40,541.60x = 1,116,327,284.16
  5. Step 5: Solve for x
    x = 1,116,327,284.16/40,541.60
  6. Step 6: Final answer
    x = 27,535.35

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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.