Home / 42,345.56-63,513.44-11,183.24

Finding the Fourth Proportional to 42,345.56, 63,513.44 and 11,183.24

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Solution

The fourth proportional to 42,345.56, 63,513.44 and 11,183.24 is: 16,773.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,345.56 : 63,513.44 = 11,183.24 : x
  2. Step 2: Convert to fraction form
    42,345.56/63,513.44 = 11,183.24/x
  3. Step 3: Cross multiply
    42,345.56x = 63,513.44 × 11,183.24
  4. Step 4: Simplify right side
    42,345.56x = 710,286,042.75
  5. Step 5: Solve for x
    x = 710,286,042.75/42,345.56
  6. Step 6: Final answer
    x = 16,773.57

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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.