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Finding the Fourth Proportional to 157,501.88, 236,119 and 73,310.92

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Solution

The fourth proportional to 157,501.88, 236,119 and 73,310.92 is: 109,904.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,501.88 : 236,119 = 73,310.92 : x
  2. Step 2: Convert to fraction form
    157,501.88/236,119 = 73,310.92/x
  3. Step 3: Cross multiply
    157,501.88x = 236,119 × 73,310.92
  4. Step 4: Simplify right side
    157,501.88x = 17,310,101,119.48
  5. Step 5: Solve for x
    x = 17,310,101,119.48/157,501.88
  6. Step 6: Final answer
    x = 109,904.09

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1.5x scale

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.