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Finding the Fourth Proportional to 247,758.48, 371,637.72 and 107,514

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Solution

The fourth proportional to 247,758.48, 371,637.72 and 107,514 is: 161,271.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,758.48 : 371,637.72 = 107,514 : x
  2. Step 2: Convert to fraction form
    247,758.48/371,637.72 = 107,514/x
  3. Step 3: Cross multiply
    247,758.48x = 371,637.72 × 107,514
  4. Step 4: Simplify right side
    247,758.48x = 39,956,257,828.08
  5. Step 5: Solve for x
    x = 39,956,257,828.08/247,758.48
  6. Step 6: Final answer
    x = 161,271.00

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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.