Home / 348,886.98-523,435.56-108,991.18

Finding the Fourth Proportional to 348,886.98, 523,435.56 and 108,991.18

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Solution

The fourth proportional to 348,886.98, 523,435.56 and 108,991.18 is: 163,519.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,886.98 : 523,435.56 = 108,991.18 : x
  2. Step 2: Convert to fraction form
    348,886.98/523,435.56 = 108,991.18/x
  3. Step 3: Cross multiply
    348,886.98x = 523,435.56 × 108,991.18
  4. Step 4: Simplify right side
    348,886.98x = 57,049,859,338.36
  5. Step 5: Solve for x
    x = 57,049,859,338.36/348,886.98
  6. Step 6: Final answer
    x = 163,519.60

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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.