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Finding the Fourth Proportional to 114,798.33, 158,370.53 and 67,030.61

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Solution

The fourth proportional to 114,798.33, 158,370.53 and 67,030.61 is: 92,472.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,798.33 : 158,370.53 = 67,030.61 : x
  2. Step 2: Convert to fraction form
    114,798.33/158,370.53 = 67,030.61/x
  3. Step 3: Cross multiply
    114,798.33x = 158,370.53 × 67,030.61
  4. Step 4: Simplify right side
    114,798.33x = 10,615,672,104.92
  5. Step 5: Solve for x
    x = 10,615,672,104.92/114,798.33
  6. Step 6: Final answer
    x = 92,472.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.