Home / 97,737.75-146,614.86-31,187.34

Finding the Fourth Proportional to 97,737.75, 146,614.86 and 31,187.34

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Solution

The fourth proportional to 97,737.75, 146,614.86 and 31,187.34 is: 46,783.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,737.75 : 146,614.86 = 31,187.34 : x
  2. Step 2: Convert to fraction form
    97,737.75/146,614.86 = 31,187.34/x
  3. Step 3: Cross multiply
    97,737.75x = 146,614.86 × 31,187.34
  4. Step 4: Simplify right side
    97,737.75x = 4,572,527,487.87
  5. Step 5: Solve for x
    x = 4,572,527,487.87/97,737.75
  6. Step 6: Final answer
    x = 46,783.64

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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.