Home / 45,531.32-68,296.98-14,369

Finding the Fourth Proportional to 45,531.32, 68,296.98 and 14,369

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Solution

The fourth proportional to 45,531.32, 68,296.98 and 14,369 is: 21,553.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,531.32 : 68,296.98 = 14,369 : x
  2. Step 2: Convert to fraction form
    45,531.32/68,296.98 = 14,369/x
  3. Step 3: Cross multiply
    45,531.32x = 68,296.98 × 14,369
  4. Step 4: Simplify right side
    45,531.32x = 981,359,305.62
  5. Step 5: Solve for x
    x = 981,359,305.62/45,531.32
  6. Step 6: Final answer
    x = 21,553.50

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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.