Home / 56,794.33-78,376.73-31,301.63

Finding the Fourth Proportional to 56,794.33, 78,376.73 and 31,301.63

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Solution

The fourth proportional to 56,794.33, 78,376.73 and 31,301.63 is: 43,196.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,794.33 : 78,376.73 = 31,301.63 : x
  2. Step 2: Convert to fraction form
    56,794.33/78,376.73 = 31,301.63/x
  3. Step 3: Cross multiply
    56,794.33x = 78,376.73 × 31,301.63
  4. Step 4: Simplify right side
    56,794.33x = 2,453,319,403.07
  5. Step 5: Solve for x
    x = 2,453,319,403.07/56,794.33
  6. Step 6: Final answer
    x = 43,196.56

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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.