Home / 163,870.51-226,136.04-92,240.80

Finding the Fourth Proportional to 163,870.51, 226,136.04 and 92,240.80

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Solution

The fourth proportional to 163,870.51, 226,136.04 and 92,240.80 is: 127,289.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,870.51 : 226,136.04 = 92,240.80 : x
  2. Step 2: Convert to fraction form
    163,870.51/226,136.04 = 92,240.80/x
  3. Step 3: Cross multiply
    163,870.51x = 226,136.04 × 92,240.80
  4. Step 4: Simplify right side
    163,870.51x = 20,858,969,238.43
  5. Step 5: Solve for x
    x = 20,858,969,238.43/163,870.51
  6. Step 6: Final answer
    x = 127,289.34

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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.