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Finding the Fourth Proportional to 163,534.80, 244,999.80 and 93,205.20

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Solution

The fourth proportional to 163,534.80, 244,999.80 and 93,205.20 is: 139,635.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,534.80 : 244,999.80 = 93,205.20 : x
  2. Step 2: Convert to fraction form
    163,534.80/244,999.80 = 93,205.20/x
  3. Step 3: Cross multiply
    163,534.80x = 244,999.80 × 93,205.20
  4. Step 4: Simplify right side
    163,534.80x = 22,835,255,358.96
  5. Step 5: Solve for x
    x = 22,835,255,358.96/163,534.80
  6. Step 6: Final answer
    x = 139,635.45

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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.