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Finding the Fourth Proportional to 237,990.34, 357,335.43 and 98,022.34

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Solution

The fourth proportional to 237,990.34, 357,335.43 and 98,022.34 is: 147,177.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,990.34 : 357,335.43 = 98,022.34 : x
  2. Step 2: Convert to fraction form
    237,990.34/357,335.43 = 98,022.34/x
  3. Step 3: Cross multiply
    237,990.34x = 357,335.43 × 98,022.34
  4. Step 4: Simplify right side
    237,990.34x = 35,026,855,013.51
  5. Step 5: Solve for x
    x = 35,026,855,013.51/237,990.34
  6. Step 6: Final answer
    x = 147,177.63

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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.