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Finding the Fourth Proportional to 110,777.63, 152,873.12 and 63,058.50

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Solution

The fourth proportional to 110,777.63, 152,873.12 and 63,058.50 is: 87,020.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,777.63 : 152,873.12 = 63,058.50 : x
  2. Step 2: Convert to fraction form
    110,777.63/152,873.12 = 63,058.50/x
  3. Step 3: Cross multiply
    110,777.63x = 152,873.12 × 63,058.50
  4. Step 4: Simplify right side
    110,777.63x = 9,639,949,795.17
  5. Step 5: Solve for x
    x = 9,639,949,795.17/110,777.63
  6. Step 6: Final answer
    x = 87,020.73

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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.