Home / 169,106.58-253,698.75-50,780.16

Finding the Fourth Proportional to 169,106.58, 253,698.75 and 50,780.16

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Solution

The fourth proportional to 169,106.58, 253,698.75 and 50,780.16 is: 76,181.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,106.58 : 253,698.75 = 50,780.16 : x
  2. Step 2: Convert to fraction form
    169,106.58/253,698.75 = 50,780.16/x
  3. Step 3: Cross multiply
    169,106.58x = 253,698.75 × 50,780.16
  4. Step 4: Simplify right side
    169,106.58x = 12,882,862,862.90
  5. Step 5: Solve for x
    x = 12,882,862,862.90/169,106.58
  6. Step 6: Final answer
    x = 76,181.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.