Home / 127,571.94-191,350.23-56,473.77

Finding the Fourth Proportional to 127,571.94, 191,350.23 and 56,473.77

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Solution

The fourth proportional to 127,571.94, 191,350.23 and 56,473.77 is: 84,707.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,571.94 : 191,350.23 = 56,473.77 : x
  2. Step 2: Convert to fraction form
    127,571.94/191,350.23 = 56,473.77/x
  3. Step 3: Cross multiply
    127,571.94x = 191,350.23 × 56,473.77
  4. Step 4: Simplify right side
    127,571.94x = 10,806,268,878.47
  5. Step 5: Solve for x
    x = 10,806,268,878.47/127,571.94
  6. Step 6: Final answer
    x = 84,707.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.