Home / 281,600.16-422,355.36-92,059.20

Finding the Fourth Proportional to 281,600.16, 422,355.36 and 92,059.20

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Solution

The fourth proportional to 281,600.16, 422,355.36 and 92,059.20 is: 138,074.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,600.16 : 422,355.36 = 92,059.20 : x
  2. Step 2: Convert to fraction form
    281,600.16/422,355.36 = 92,059.20/x
  3. Step 3: Cross multiply
    281,600.16x = 422,355.36 × 92,059.20
  4. Step 4: Simplify right side
    281,600.16x = 38,881,696,557.31
  5. Step 5: Solve for x
    x = 38,881,696,557.31/281,600.16
  6. Step 6: Final answer
    x = 138,074.13

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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.