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Finding the Fourth Proportional to 163,164.81, 244,747.23 and 57,987.93

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Solution

The fourth proportional to 163,164.81, 244,747.23 and 57,987.93 is: 86,981.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,164.81 : 244,747.23 = 57,987.93 : x
  2. Step 2: Convert to fraction form
    163,164.81/244,747.23 = 57,987.93/x
  3. Step 3: Cross multiply
    163,164.81x = 244,747.23 × 57,987.93
  4. Step 4: Simplify right side
    163,164.81x = 14,192,385,240.93
  5. Step 5: Solve for x
    x = 14,192,385,240.93/163,164.81
  6. Step 6: Final answer
    x = 86,981.90

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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.