Home / 40,235.56-60,355.64-10,652.62

Finding the Fourth Proportional to 40,235.56, 60,355.64 and 10,652.62

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Solution

The fourth proportional to 40,235.56, 60,355.64 and 10,652.62 is: 15,979.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,235.56 : 60,355.64 = 10,652.62 : x
  2. Step 2: Convert to fraction form
    40,235.56/60,355.64 = 10,652.62/x
  3. Step 3: Cross multiply
    40,235.56x = 60,355.64 × 10,652.62
  4. Step 4: Simplify right side
    40,235.56x = 642,945,671.15
  5. Step 5: Solve for x
    x = 642,945,671.15/40,235.56
  6. Step 6: Final answer
    x = 15,979.54

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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.