Home / 119,949.93-165,533.49-66,238.36

Finding the Fourth Proportional to 119,949.93, 165,533.49 and 66,238.36

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Solution

The fourth proportional to 119,949.93, 165,533.49 and 66,238.36 is: 91,410.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,949.93 : 165,533.49 = 66,238.36 : x
  2. Step 2: Convert to fraction form
    119,949.93/165,533.49 = 66,238.36/x
  3. Step 3: Cross multiply
    119,949.93x = 165,533.49 × 66,238.36
  4. Step 4: Simplify right side
    119,949.93x = 10,964,666,488.84
  5. Step 5: Solve for x
    x = 10,964,666,488.84/119,949.93
  6. Step 6: Final answer
    x = 91,410.36

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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.