Home / 56,122.31-77,450.58-31,922.64

Finding the Fourth Proportional to 56,122.31, 77,450.58 and 31,922.64

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Solution

The fourth proportional to 56,122.31, 77,450.58 and 31,922.64 is: 44,054.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,122.31 : 77,450.58 = 31,922.64 : x
  2. Step 2: Convert to fraction form
    56,122.31/77,450.58 = 31,922.64/x
  3. Step 3: Cross multiply
    56,122.31x = 77,450.58 × 31,922.64
  4. Step 4: Simplify right side
    56,122.31x = 2,472,426,983.13
  5. Step 5: Solve for x
    x = 2,472,426,983.13/56,122.31
  6. Step 6: Final answer
    x = 44,054.27

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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.