Home / 154,645.43-231,895.35-59,919.98

Finding the Fourth Proportional to 154,645.43, 231,895.35 and 59,919.98

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Solution

The fourth proportional to 154,645.43, 231,895.35 and 59,919.98 is: 89,851.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,645.43 : 231,895.35 = 59,919.98 : x
  2. Step 2: Convert to fraction form
    154,645.43/231,895.35 = 59,919.98/x
  3. Step 3: Cross multiply
    154,645.43x = 231,895.35 × 59,919.98
  4. Step 4: Simplify right side
    154,645.43x = 13,895,165,313.83
  5. Step 5: Solve for x
    x = 13,895,165,313.83/154,645.43
  6. Step 6: Final answer
    x = 89,851.77

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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.