Home / 159,844.66-239,811.95-69,895.28

Finding the Fourth Proportional to 159,844.66, 239,811.95 and 69,895.28

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Solution

The fourth proportional to 159,844.66, 239,811.95 and 69,895.28 is: 104,862.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,844.66 : 239,811.95 = 69,895.28 : x
  2. Step 2: Convert to fraction form
    159,844.66/239,811.95 = 69,895.28/x
  3. Step 3: Cross multiply
    159,844.66x = 239,811.95 × 69,895.28
  4. Step 4: Simplify right side
    159,844.66x = 16,761,723,392.60
  5. Step 5: Solve for x
    x = 16,761,723,392.60/159,844.66
  6. Step 6: Final answer
    x = 104,862.58

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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.