Home / 154,028.36-231,048.95-52,895.90

Finding the Fourth Proportional to 154,028.36, 231,048.95 and 52,895.90

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Solution

The fourth proportional to 154,028.36, 231,048.95 and 52,895.90 is: 79,346.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,028.36 : 231,048.95 = 52,895.90 : x
  2. Step 2: Convert to fraction form
    154,028.36/231,048.95 = 52,895.90/x
  3. Step 3: Cross multiply
    154,028.36x = 231,048.95 × 52,895.90
  4. Step 4: Simplify right side
    154,028.36x = 12,221,542,467.45
  5. Step 5: Solve for x
    x = 12,221,542,467.45/154,028.36
  6. Step 6: Final answer
    x = 79,346.05

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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.