Home / 97,362.18-146,057.58-30,787.20

Finding the Fourth Proportional to 97,362.18, 146,057.58 and 30,787.20

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Solution

The fourth proportional to 97,362.18, 146,057.58 and 30,787.20 is: 46,185.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,362.18 : 146,057.58 = 30,787.20 : x
  2. Step 2: Convert to fraction form
    97,362.18/146,057.58 = 30,787.20/x
  3. Step 3: Cross multiply
    97,362.18x = 146,057.58 × 30,787.20
  4. Step 4: Simplify right side
    97,362.18x = 4,496,703,926.98
  5. Step 5: Solve for x
    x = 4,496,703,926.98/97,362.18
  6. Step 6: Final answer
    x = 46,185.33

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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.