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Finding the Fourth Proportional to 157,501.92, 235,989.88 and 110,670.96

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Solution

The fourth proportional to 157,501.92, 235,989.88 and 110,670.96 is: 165,821.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,501.92 : 235,989.88 = 110,670.96 : x
  2. Step 2: Convert to fraction form
    157,501.92/235,989.88 = 110,670.96/x
  3. Step 3: Cross multiply
    157,501.92x = 235,989.88 × 110,670.96
  4. Step 4: Simplify right side
    157,501.92x = 26,117,226,569.88
  5. Step 5: Solve for x
    x = 26,117,226,569.88/157,501.92
  6. Step 6: Final answer
    x = 165,821.64

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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.