Home / 56,516.62-77,993.15-31,366.12

Finding the Fourth Proportional to 56,516.62, 77,993.15 and 31,366.12

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Solution

The fourth proportional to 56,516.62, 77,993.15 and 31,366.12 is: 43,285.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,516.62 : 77,993.15 = 31,366.12 : x
  2. Step 2: Convert to fraction form
    56,516.62/77,993.15 = 31,366.12/x
  3. Step 3: Cross multiply
    56,516.62x = 77,993.15 × 31,366.12
  4. Step 4: Simplify right side
    56,516.62x = 2,446,342,502.08
  5. Step 5: Solve for x
    x = 2,446,342,502.08/56,516.62
  6. Step 6: Final answer
    x = 43,285.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.