Home / 163,370.40-244,711.14-74,698.49

Finding the Fourth Proportional to 163,370.40, 244,711.14 and 74,698.49

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Solution

The fourth proportional to 163,370.40, 244,711.14 and 74,698.49 is: 111,890.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,370.40 : 244,711.14 = 74,698.49 : x
  2. Step 2: Convert to fraction form
    163,370.40/244,711.14 = 74,698.49/x
  3. Step 3: Cross multiply
    163,370.40x = 244,711.14 × 74,698.49
  4. Step 4: Simplify right side
    163,370.40x = 18,279,551,420.62
  5. Step 5: Solve for x
    x = 18,279,551,420.62/163,370.40
  6. Step 6: Final answer
    x = 111,890.23

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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.