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Finding the Fourth Proportional to 157,054.18, 235,581.27 and 63,625.54

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Solution

The fourth proportional to 157,054.18, 235,581.27 and 63,625.54 is: 95,438.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,054.18 : 235,581.27 = 63,625.54 : x
  2. Step 2: Convert to fraction form
    157,054.18/235,581.27 = 63,625.54/x
  3. Step 3: Cross multiply
    157,054.18x = 235,581.27 × 63,625.54
  4. Step 4: Simplify right side
    157,054.18x = 14,988,985,517.64
  5. Step 5: Solve for x
    x = 14,988,985,517.64/157,054.18
  6. Step 6: Final answer
    x = 95,438.31

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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.