Home / 56,122.81-77,451.27-31,923.14

Finding the Fourth Proportional to 56,122.81, 77,451.27 and 31,923.14

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Solution

The fourth proportional to 56,122.81, 77,451.27 and 31,923.14 is: 44,054.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,122.81 : 77,451.27 = 31,923.14 : x
  2. Step 2: Convert to fraction form
    56,122.81/77,451.27 = 31,923.14/x
  3. Step 3: Cross multiply
    56,122.81x = 77,451.27 × 31,923.14
  4. Step 4: Simplify right side
    56,122.81x = 2,472,487,735.39
  5. Step 5: Solve for x
    x = 2,472,487,735.39/56,122.81
  6. Step 6: Final answer
    x = 44,054.96

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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.