Home / 195,212.36-269,288.88-118,754.84

Finding the Fourth Proportional to 195,212.36, 269,288.88 and 118,754.84

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Solution

The fourth proportional to 195,212.36, 269,288.88 and 118,754.84 is: 163,818.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,212.36 : 269,288.88 = 118,754.84 : x
  2. Step 2: Convert to fraction form
    195,212.36/269,288.88 = 118,754.84/x
  3. Step 3: Cross multiply
    195,212.36x = 269,288.88 × 118,754.84
  4. Step 4: Simplify right side
    195,212.36x = 31,979,357,858.18
  5. Step 5: Solve for x
    x = 31,979,357,858.18/195,212.36
  6. Step 6: Final answer
    x = 163,818.30

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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.