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Finding the Fourth Proportional to 153,669.76, 230,504.63 and 48,496.93

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Solution

The fourth proportional to 153,669.76, 230,504.63 and 48,496.93 is: 72,745.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,669.76 : 230,504.63 = 48,496.93 : x
  2. Step 2: Convert to fraction form
    153,669.76/230,504.63 = 48,496.93/x
  3. Step 3: Cross multiply
    153,669.76x = 230,504.63 × 48,496.93
  4. Step 4: Simplify right side
    153,669.76x = 11,178,766,087.04
  5. Step 5: Solve for x
    x = 11,178,766,087.04/153,669.76
  6. Step 6: Final answer
    x = 72,745.39

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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.