Home / 131,807.96-197,671.03-47,557.18

Finding the Fourth Proportional to 131,807.96, 197,671.03 and 47,557.18

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Solution

The fourth proportional to 131,807.96, 197,671.03 and 47,557.18 is: 71,321.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,807.96 : 197,671.03 = 47,557.18 : x
  2. Step 2: Convert to fraction form
    131,807.96/197,671.03 = 47,557.18/x
  3. Step 3: Cross multiply
    131,807.96x = 197,671.03 × 47,557.18
  4. Step 4: Simplify right side
    131,807.96x = 9,400,676,141.42
  5. Step 5: Solve for x
    x = 9,400,676,141.42/131,807.96
  6. Step 6: Final answer
    x = 71,321.01

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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.