Home / 174,726.87-261,853.83-79,840.23

Finding the Fourth Proportional to 174,726.87, 261,853.83 and 79,840.23

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Solution

The fourth proportional to 174,726.87, 261,853.83 and 79,840.23 is: 119,652.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,726.87 : 261,853.83 = 79,840.23 : x
  2. Step 2: Convert to fraction form
    174,726.87/261,853.83 = 79,840.23/x
  3. Step 3: Cross multiply
    174,726.87x = 261,853.83 × 79,840.23
  4. Step 4: Simplify right side
    174,726.87x = 20,906,470,013.58
  5. Step 5: Solve for x
    x = 20,906,470,013.58/174,726.87
  6. Step 6: Final answer
    x = 119,652.29

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1.5x scale

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.