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Finding the Fourth Proportional to 157,973.72, 236,960.52 and 63,246.52

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Solution

The fourth proportional to 157,973.72, 236,960.52 and 63,246.52 is: 94,869.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,973.72 : 236,960.52 = 63,246.52 : x
  2. Step 2: Convert to fraction form
    157,973.72/236,960.52 = 63,246.52/x
  3. Step 3: Cross multiply
    157,973.72x = 236,960.52 × 63,246.52
  4. Step 4: Simplify right side
    157,973.72x = 14,986,928,267.39
  5. Step 5: Solve for x
    x = 14,986,928,267.39/157,973.72
  6. Step 6: Final answer
    x = 94,869.76

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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.