Home / 163,904.02-226,194.53-91,306.83

Finding the Fourth Proportional to 163,904.02, 226,194.53 and 91,306.83

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Solution

The fourth proportional to 163,904.02, 226,194.53 and 91,306.83 is: 126,007.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,904.02 : 226,194.53 = 91,306.83 : x
  2. Step 2: Convert to fraction form
    163,904.02/226,194.53 = 91,306.83/x
  3. Step 3: Cross multiply
    163,904.02x = 226,194.53 × 91,306.83
  4. Step 4: Simplify right side
    163,904.02x = 20,653,103,910.13
  5. Step 5: Solve for x
    x = 20,653,103,910.13/163,904.02
  6. Step 6: Final answer
    x = 126,007.31

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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.