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Finding the Fourth Proportional to 88,784.25, 122,525.91 and 51,058.50

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Solution

The fourth proportional to 88,784.25, 122,525.91 and 51,058.50 is: 70,462.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,784.25 : 122,525.91 = 51,058.50 : x
  2. Step 2: Convert to fraction form
    88,784.25/122,525.91 = 51,058.50/x
  3. Step 3: Cross multiply
    88,784.25x = 122,525.91 × 51,058.50
  4. Step 4: Simplify right side
    88,784.25x = 6,255,989,175.74
  5. Step 5: Solve for x
    x = 6,255,989,175.74/88,784.25
  6. Step 6: Final answer
    x = 70,462.83

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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.