Home / 109,285.52-163,950.66-46,105.65

Finding the Fourth Proportional to 109,285.52, 163,950.66 and 46,105.65

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Solution

The fourth proportional to 109,285.52, 163,950.66 and 46,105.65 is: 69,167.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,285.52 : 163,950.66 = 46,105.65 : x
  2. Step 2: Convert to fraction form
    109,285.52/163,950.66 = 46,105.65/x
  3. Step 3: Cross multiply
    109,285.52x = 163,950.66 × 46,105.65
  4. Step 4: Simplify right side
    109,285.52x = 7,559,051,747.23
  5. Step 5: Solve for x
    x = 7,559,051,747.23/109,285.52
  6. Step 6: Final answer
    x = 69,167.92

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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.