Home / 115,709.48-173,565.66-36,823.40

Finding the Fourth Proportional to 115,709.48, 173,565.66 and 36,823.40

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Solution

The fourth proportional to 115,709.48, 173,565.66 and 36,823.40 is: 55,235.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,709.48 : 173,565.66 = 36,823.40 : x
  2. Step 2: Convert to fraction form
    115,709.48/173,565.66 = 36,823.40/x
  3. Step 3: Cross multiply
    115,709.48x = 173,565.66 × 36,823.40
  4. Step 4: Simplify right side
    115,709.48x = 6,391,277,724.44
  5. Step 5: Solve for x
    x = 6,391,277,724.44/115,709.48
  6. Step 6: Final answer
    x = 55,235.56

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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.