Home / 187,648.91-258,950.66-104,863.58

Finding the Fourth Proportional to 187,648.91, 258,950.66 and 104,863.58

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Solution

The fourth proportional to 187,648.91, 258,950.66 and 104,863.58 is: 144,709.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,648.91 : 258,950.66 = 104,863.58 : x
  2. Step 2: Convert to fraction form
    187,648.91/258,950.66 = 104,863.58/x
  3. Step 3: Cross multiply
    187,648.91x = 258,950.66 × 104,863.58
  4. Step 4: Simplify right side
    187,648.91x = 27,154,491,431.89
  5. Step 5: Solve for x
    x = 27,154,491,431.89/187,648.91
  6. Step 6: Final answer
    x = 144,709.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.