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Finding the Fourth Proportional to 60,314.40, 90,435.12 and 27,028.32

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Solution

The fourth proportional to 60,314.40, 90,435.12 and 27,028.32 is: 40,526.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,314.40 : 90,435.12 = 27,028.32 : x
  2. Step 2: Convert to fraction form
    60,314.40/90,435.12 = 27,028.32/x
  3. Step 3: Cross multiply
    60,314.40x = 90,435.12 × 27,028.32
  4. Step 4: Simplify right side
    60,314.40x = 2,444,309,362.60
  5. Step 5: Solve for x
    x = 2,444,309,362.60/60,314.40
  6. Step 6: Final answer
    x = 40,526.13

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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.