Home / 54,999.24-75,897.86-31,125.48

Finding the Fourth Proportional to 54,999.24, 75,897.86 and 31,125.48

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Solution

The fourth proportional to 54,999.24, 75,897.86 and 31,125.48 is: 42,952.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,999.24 : 75,897.86 = 31,125.48 : x
  2. Step 2: Convert to fraction form
    54,999.24/75,897.86 = 31,125.48/x
  3. Step 3: Cross multiply
    54,999.24x = 75,897.86 × 31,125.48
  4. Step 4: Simplify right side
    54,999.24x = 2,362,357,323.47
  5. Step 5: Solve for x
    x = 2,362,357,323.47/54,999.24
  6. Step 6: Final answer
    x = 42,952.54

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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.