Home / 56,472.93-77,932.66-31,322.43

Finding the Fourth Proportional to 56,472.93, 77,932.66 and 31,322.43

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Solution

The fourth proportional to 56,472.93, 77,932.66 and 31,322.43 is: 43,224.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,472.93 : 77,932.66 = 31,322.43 : x
  2. Step 2: Convert to fraction form
    56,472.93/77,932.66 = 31,322.43/x
  3. Step 3: Cross multiply
    56,472.93x = 77,932.66 × 31,322.43
  4. Step 4: Simplify right side
    56,472.93x = 2,441,039,897.90
  5. Step 5: Solve for x
    x = 2,441,039,897.90/56,472.93
  6. Step 6: Final answer
    x = 43,224.96

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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.