Home / 187,717.50-259,050.15-112,266

Finding the Fourth Proportional to 187,717.50, 259,050.15 and 112,266

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Solution

The fourth proportional to 187,717.50, 259,050.15 and 112,266 is: 154,927.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,717.50 : 259,050.15 = 112,266 : x
  2. Step 2: Convert to fraction form
    187,717.50/259,050.15 = 112,266/x
  3. Step 3: Cross multiply
    187,717.50x = 259,050.15 × 112,266
  4. Step 4: Simplify right side
    187,717.50x = 29,082,524,139.90
  5. Step 5: Solve for x
    x = 29,082,524,139.90/187,717.50
  6. Step 6: Final answer
    x = 154,927.08

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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.