Home / 164,488.32-226,991.98-92,871.36

Finding the Fourth Proportional to 164,488.32, 226,991.98 and 92,871.36

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Solution

The fourth proportional to 164,488.32, 226,991.98 and 92,871.36 is: 128,161.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,488.32 : 226,991.98 = 92,871.36 : x
  2. Step 2: Convert to fraction form
    164,488.32/226,991.98 = 92,871.36/x
  3. Step 3: Cross multiply
    164,488.32x = 226,991.98 × 92,871.36
  4. Step 4: Simplify right side
    164,488.32x = 21,081,053,891.69
  5. Step 5: Solve for x
    x = 21,081,053,891.69/164,488.32
  6. Step 6: Final answer
    x = 128,161.40

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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.