Home / 187,740.04-259,081.22-112,306.36

Finding the Fourth Proportional to 187,740.04, 259,081.22 and 112,306.36

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Solution

The fourth proportional to 187,740.04, 259,081.22 and 112,306.36 is: 154,982.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,740.04 : 259,081.22 = 112,306.36 : x
  2. Step 2: Convert to fraction form
    187,740.04/259,081.22 = 112,306.36/x
  3. Step 3: Cross multiply
    187,740.04x = 259,081.22 × 112,306.36
  4. Step 4: Simplify right side
    187,740.04x = 29,096,468,762.56
  5. Step 5: Solve for x
    x = 29,096,468,762.56/187,740.04
  6. Step 6: Final answer
    x = 154,982.76

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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.