Home / 163,341.20-244,683.74-74,472.45

Finding the Fourth Proportional to 163,341.20, 244,683.74 and 74,472.45

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Solution

The fourth proportional to 163,341.20, 244,683.74 and 74,472.45 is: 111,559.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,341.20 : 244,683.74 = 74,472.45 : x
  2. Step 2: Convert to fraction form
    163,341.20/244,683.74 = 74,472.45/x
  3. Step 3: Cross multiply
    163,341.20x = 244,683.74 × 74,472.45
  4. Step 4: Simplify right side
    163,341.20x = 18,222,198,390.85
  5. Step 5: Solve for x
    x = 18,222,198,390.85/163,341.20
  6. Step 6: Final answer
    x = 111,559.11

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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.