Home / 163,902.36-226,192.23-91,305.16

Finding the Fourth Proportional to 163,902.36, 226,192.23 and 91,305.16

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Solution

The fourth proportional to 163,902.36, 226,192.23 and 91,305.16 is: 126,005.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,902.36 : 226,192.23 = 91,305.16 : x
  2. Step 2: Convert to fraction form
    163,902.36/226,192.23 = 91,305.16/x
  3. Step 3: Cross multiply
    163,902.36x = 226,192.23 × 91,305.16
  4. Step 4: Simplify right side
    163,902.36x = 20,652,517,750.91
  5. Step 5: Solve for x
    x = 20,652,517,750.91/163,902.36
  6. Step 6: Final answer
    x = 126,005.01

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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.