Home / 197,851.60-296,787.60-57,621.12

Finding the Fourth Proportional to 197,851.60, 296,787.60 and 57,621.12

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Solution

The fourth proportional to 197,851.60, 296,787.60 and 57,621.12 is: 86,434.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,851.60 : 296,787.60 = 57,621.12 : x
  2. Step 2: Convert to fraction form
    197,851.60/296,787.60 = 57,621.12/x
  3. Step 3: Cross multiply
    197,851.60x = 296,787.60 × 57,621.12
  4. Step 4: Simplify right side
    197,851.60x = 17,101,233,914.11
  5. Step 5: Solve for x
    x = 17,101,233,914.11/197,851.60
  6. Step 6: Final answer
    x = 86,434.65

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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.