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Finding the Fourth Proportional to 159,857.44, 220,587.52 and 88,232.82

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Solution

The fourth proportional to 159,857.44, 220,587.52 and 88,232.82 is: 121,752.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,857.44 : 220,587.52 = 88,232.82 : x
  2. Step 2: Convert to fraction form
    159,857.44/220,587.52 = 88,232.82/x
  3. Step 3: Cross multiply
    159,857.44x = 220,587.52 × 88,232.82
  4. Step 4: Simplify right side
    159,857.44x = 19,463,058,946.41
  5. Step 5: Solve for x
    x = 19,463,058,946.41/159,857.44
  6. Step 6: Final answer
    x = 121,752.60

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1.5x scale

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.