Home / 163,822.19-245,733.38-45,493.53

Finding the Fourth Proportional to 163,822.19, 245,733.38 and 45,493.53

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Solution

The fourth proportional to 163,822.19, 245,733.38 and 45,493.53 is: 68,240.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,822.19 : 245,733.38 = 45,493.53 : x
  2. Step 2: Convert to fraction form
    163,822.19/245,733.38 = 45,493.53/x
  3. Step 3: Cross multiply
    163,822.19x = 245,733.38 × 45,493.53
  4. Step 4: Simplify right side
    163,822.19x = 11,179,278,667.56
  5. Step 5: Solve for x
    x = 11,179,278,667.56/163,822.19
  6. Step 6: Final answer
    x = 68,240.32

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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.