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Finding the Fourth Proportional to 40,054.50, 60,082.56 and 12,352.50

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Solution

The fourth proportional to 40,054.50, 60,082.56 and 12,352.50 is: 18,529.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,054.50 : 60,082.56 = 12,352.50 : x
  2. Step 2: Convert to fraction form
    40,054.50/60,082.56 = 12,352.50/x
  3. Step 3: Cross multiply
    40,054.50x = 60,082.56 × 12,352.50
  4. Step 4: Simplify right side
    40,054.50x = 742,169,822.40
  5. Step 5: Solve for x
    x = 742,169,822.40/40,054.50
  6. Step 6: Final answer
    x = 18,529.00

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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.