Home / 127,950.96-176,572.62-71,365.98

Finding the Fourth Proportional to 127,950.96, 176,572.62 and 71,365.98

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Solution

The fourth proportional to 127,950.96, 176,572.62 and 71,365.98 is: 98,485.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,950.96 : 176,572.62 = 71,365.98 : x
  2. Step 2: Convert to fraction form
    127,950.96/176,572.62 = 71,365.98/x
  3. Step 3: Cross multiply
    127,950.96x = 176,572.62 × 71,365.98
  4. Step 4: Simplify right side
    127,950.96x = 12,601,278,067.47
  5. Step 5: Solve for x
    x = 12,601,278,067.47/127,950.96
  6. Step 6: Final answer
    x = 98,485.22

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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.