Home / 187,529.76-281,399.85-186,105.51

Finding the Fourth Proportional to 187,529.76, 281,399.85 and 186,105.51

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Solution

The fourth proportional to 187,529.76, 281,399.85 and 186,105.51 is: 279,262.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,529.76 : 281,399.85 = 186,105.51 : x
  2. Step 2: Convert to fraction form
    187,529.76/281,399.85 = 186,105.51/x
  3. Step 3: Cross multiply
    187,529.76x = 281,399.85 × 186,105.51
  4. Step 4: Simplify right side
    187,529.76x = 52,370,062,598.17
  5. Step 5: Solve for x
    x = 52,370,062,598.17/187,529.76
  6. Step 6: Final answer
    x = 279,262.68

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1.5x scale

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.