Home / 112,623.52-155,418.24-62,322.52

Finding the Fourth Proportional to 112,623.52, 155,418.24 and 62,322.52

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Solution

The fourth proportional to 112,623.52, 155,418.24 and 62,322.52 is: 86,003.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,623.52 : 155,418.24 = 62,322.52 : x
  2. Step 2: Convert to fraction form
    112,623.52/155,418.24 = 62,322.52/x
  3. Step 3: Cross multiply
    112,623.52x = 155,418.24 × 62,322.52
  4. Step 4: Simplify right side
    112,623.52x = 9,686,056,370.76
  5. Step 5: Solve for x
    x = 9,686,056,370.76/112,623.52
  6. Step 6: Final answer
    x = 86,003.85

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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.