Home / 154,669.40-232,004.10-137,043.80

Finding the Fourth Proportional to 154,669.40, 232,004.10 and 137,043.80

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Solution

The fourth proportional to 154,669.40, 232,004.10 and 137,043.80 is: 205,565.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,669.40 : 232,004.10 = 137,043.80 : x
  2. Step 2: Convert to fraction form
    154,669.40/232,004.10 = 137,043.80/x
  3. Step 3: Cross multiply
    154,669.40x = 232,004.10 × 137,043.80
  4. Step 4: Simplify right side
    154,669.40x = 31,794,723,479.58
  5. Step 5: Solve for x
    x = 31,794,723,479.58/154,669.40
  6. Step 6: Final answer
    x = 205,565.70

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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.