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Finding the Fourth Proportional to 157,357.92, 236,033.64 and 39,027.96

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Solution

The fourth proportional to 157,357.92, 236,033.64 and 39,027.96 is: 58,541.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,357.92 : 236,033.64 = 39,027.96 : x
  2. Step 2: Convert to fraction form
    157,357.92/236,033.64 = 39,027.96/x
  3. Step 3: Cross multiply
    157,357.92x = 236,033.64 × 39,027.96
  4. Step 4: Simplify right side
    157,357.92x = 9,211,911,460.57
  5. Step 5: Solve for x
    x = 9,211,911,460.57/157,357.92
  6. Step 6: Final answer
    x = 58,541.14

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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.