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Finding the Fourth Proportional to 163,777.88, 245,669.70 and 58,672.28

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Solution

The fourth proportional to 163,777.88, 245,669.70 and 58,672.28 is: 88,009.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,777.88 : 245,669.70 = 58,672.28 : x
  2. Step 2: Convert to fraction form
    163,777.88/245,669.70 = 58,672.28/x
  3. Step 3: Cross multiply
    163,777.88x = 245,669.70 × 58,672.28
  4. Step 4: Simplify right side
    163,777.88x = 14,414,001,425.92
  5. Step 5: Solve for x
    x = 14,414,001,425.92/163,777.88
  6. Step 6: Final answer
    x = 88,009.45

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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.