Home / 163,029.24-224,977.47-91,409.04

Finding the Fourth Proportional to 163,029.24, 224,977.47 and 91,409.04

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Solution

The fourth proportional to 163,029.24, 224,977.47 and 91,409.04 is: 126,142.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,029.24 : 224,977.47 = 91,409.04 : x
  2. Step 2: Convert to fraction form
    163,029.24/224,977.47 = 91,409.04/x
  3. Step 3: Cross multiply
    163,029.24x = 224,977.47 × 91,409.04
  4. Step 4: Simplify right side
    163,029.24x = 20,564,974,554.33
  5. Step 5: Solve for x
    x = 20,564,974,554.33/163,029.24
  6. Step 6: Final answer
    x = 126,142.86

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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.