Home / 169,228.31-253,840.50-41,145.32

Finding the Fourth Proportional to 169,228.31, 253,840.50 and 41,145.32

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Solution

The fourth proportional to 169,228.31, 253,840.50 and 41,145.32 is: 61,717.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,228.31 : 253,840.50 = 41,145.32 : x
  2. Step 2: Convert to fraction form
    169,228.31/253,840.50 = 41,145.32/x
  3. Step 3: Cross multiply
    169,228.31x = 253,840.50 × 41,145.32
  4. Step 4: Simplify right side
    169,228.31x = 10,444,347,126.53
  5. Step 5: Solve for x
    x = 10,444,347,126.53/169,228.31
  6. Step 6: Final answer
    x = 61,717.49

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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.