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Finding the Fourth Proportional to 237,418.48, 356,127.72 and 97,120

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Solution

The fourth proportional to 237,418.48, 356,127.72 and 97,120 is: 145,680.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,418.48 : 356,127.72 = 97,120 : x
  2. Step 2: Convert to fraction form
    237,418.48/356,127.72 = 97,120/x
  3. Step 3: Cross multiply
    237,418.48x = 356,127.72 × 97,120
  4. Step 4: Simplify right side
    237,418.48x = 34,587,124,166.40
  5. Step 5: Solve for x
    x = 34,587,124,166.40/237,418.48
  6. Step 6: Final answer
    x = 145,680.00

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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.