Home / 45,579.48-68,363.70-12,297

Finding the Fourth Proportional to 45,579.48, 68,363.70 and 12,297

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Solution

The fourth proportional to 45,579.48, 68,363.70 and 12,297 is: 18,444.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,579.48 : 68,363.70 = 12,297 : x
  2. Step 2: Convert to fraction form
    45,579.48/68,363.70 = 12,297/x
  3. Step 3: Cross multiply
    45,579.48x = 68,363.70 × 12,297
  4. Step 4: Simplify right side
    45,579.48x = 840,668,418.90
  5. Step 5: Solve for x
    x = 840,668,418.90/45,579.48
  6. Step 6: Final answer
    x = 18,444.01

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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.