Home / 186,028.82-256,712.32-109,551.14

Finding the Fourth Proportional to 186,028.82, 256,712.32 and 109,551.14

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Solution

The fourth proportional to 186,028.82, 256,712.32 and 109,551.14 is: 151,176.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,028.82 : 256,712.32 = 109,551.14 : x
  2. Step 2: Convert to fraction form
    186,028.82/256,712.32 = 109,551.14/x
  3. Step 3: Cross multiply
    186,028.82x = 256,712.32 × 109,551.14
  4. Step 4: Simplify right side
    186,028.82x = 28,123,125,750.61
  5. Step 5: Solve for x
    x = 28,123,125,750.61/186,028.82
  6. Step 6: Final answer
    x = 151,176.18

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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.