Home / 197,787.34-296,681.02-131,357.22

Finding the Fourth Proportional to 197,787.34, 296,681.02 and 131,357.22

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Solution

The fourth proportional to 197,787.34, 296,681.02 and 131,357.22 is: 197,035.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,787.34 : 296,681.02 = 131,357.22 : x
  2. Step 2: Convert to fraction form
    197,787.34/296,681.02 = 131,357.22/x
  3. Step 3: Cross multiply
    197,787.34x = 296,681.02 × 131,357.22
  4. Step 4: Simplify right side
    197,787.34x = 38,971,194,013.96
  5. Step 5: Solve for x
    x = 38,971,194,013.96/197,787.34
  6. Step 6: Final answer
    x = 197,035.84

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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.