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Finding the Fourth Proportional to 237,733.89, 356,622.96 and 85,969.01

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Solution

The fourth proportional to 237,733.89, 356,622.96 and 85,969.01 is: 128,961.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,733.89 : 356,622.96 = 85,969.01 : x
  2. Step 2: Convert to fraction form
    237,733.89/356,622.96 = 85,969.01/x
  3. Step 3: Cross multiply
    237,733.89x = 356,622.96 × 85,969.01
  4. Step 4: Simplify right side
    237,733.89x = 30,658,521,031.35
  5. Step 5: Solve for x
    x = 30,658,521,031.35/237,733.89
  6. Step 6: Final answer
    x = 128,961.51

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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.