Home / 163,726.35-225,955.49-92,102.10

Finding the Fourth Proportional to 163,726.35, 225,955.49 and 92,102.10

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Solution

The fourth proportional to 163,726.35, 225,955.49 and 92,102.10 is: 127,108.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,726.35 : 225,955.49 = 92,102.10 : x
  2. Step 2: Convert to fraction form
    163,726.35/225,955.49 = 92,102.10/x
  3. Step 3: Cross multiply
    163,726.35x = 225,955.49 × 92,102.10
  4. Step 4: Simplify right side
    163,726.35x = 20,810,974,675.02
  5. Step 5: Solve for x
    x = 20,810,974,675.02/163,726.35
  6. Step 6: Final answer
    x = 127,108.28

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1.5x scale

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.