Home / 163,785.19-226,020.85-92,165.17

Finding the Fourth Proportional to 163,785.19, 226,020.85 and 92,165.17

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Solution

The fourth proportional to 163,785.19, 226,020.85 and 92,165.17 is: 127,186.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,785.19 : 226,020.85 = 92,165.17 : x
  2. Step 2: Convert to fraction form
    163,785.19/226,020.85 = 92,165.17/x
  3. Step 3: Cross multiply
    163,785.19x = 226,020.85 × 92,165.17
  4. Step 4: Simplify right side
    163,785.19x = 20,831,250,063.79
  5. Step 5: Solve for x
    x = 20,831,250,063.79/163,785.19
  6. Step 6: Final answer
    x = 127,186.41

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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.