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Finding the Fourth Proportional to 237,274.52, 355,959.36 and 87,515.64

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Solution

The fourth proportional to 237,274.52, 355,959.36 and 87,515.64 is: 131,291.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,274.52 : 355,959.36 = 87,515.64 : x
  2. Step 2: Convert to fraction form
    237,274.52/355,959.36 = 87,515.64/x
  3. Step 3: Cross multiply
    237,274.52x = 355,959.36 × 87,515.64
  4. Step 4: Simplify right side
    237,274.52x = 31,152,011,204.39
  5. Step 5: Solve for x
    x = 31,152,011,204.39/237,274.52
  6. Step 6: Final answer
    x = 131,291.01

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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.