Home / 163,721.80-225,933.93-92,101.80

Finding the Fourth Proportional to 163,721.80, 225,933.93 and 92,101.80

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Solution

The fourth proportional to 163,721.80, 225,933.93 and 92,101.80 is: 127,099.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,721.80 : 225,933.93 = 92,101.80 : x
  2. Step 2: Convert to fraction form
    163,721.80/225,933.93 = 92,101.80/x
  3. Step 3: Cross multiply
    163,721.80x = 225,933.93 × 92,101.80
  4. Step 4: Simplify right side
    163,721.80x = 20,808,921,634.07
  5. Step 5: Solve for x
    x = 20,808,921,634.07/163,721.80
  6. Step 6: Final answer
    x = 127,099.27

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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.