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Finding the Fourth Proportional to 163,104.74, 225,030.30 and 98,593.71

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Solution

The fourth proportional to 163,104.74, 225,030.30 and 98,593.71 is: 136,026.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,104.74 : 225,030.30 = 98,593.71 : x
  2. Step 2: Convert to fraction form
    163,104.74/225,030.30 = 98,593.71/x
  3. Step 3: Cross multiply
    163,104.74x = 225,030.30 × 98,593.71
  4. Step 4: Simplify right side
    163,104.74x = 22,186,571,480.41
  5. Step 5: Solve for x
    x = 22,186,571,480.41/163,104.74
  6. Step 6: Final answer
    x = 136,026.53

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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.