Home / 132,825.73-183,297.89-72,396.18

Finding the Fourth Proportional to 132,825.73, 183,297.89 and 72,396.18

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Solution

The fourth proportional to 132,825.73, 183,297.89 and 72,396.18 is: 99,905.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,825.73 : 183,297.89 = 72,396.18 : x
  2. Step 2: Convert to fraction form
    132,825.73/183,297.89 = 72,396.18/x
  3. Step 3: Cross multiply
    132,825.73x = 183,297.89 × 72,396.18
  4. Step 4: Simplify right side
    132,825.73x = 13,270,066,676.08
  5. Step 5: Solve for x
    x = 13,270,066,676.08/132,825.73
  6. Step 6: Final answer
    x = 99,905.85

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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.