Home / 45,434.25-68,151.98-14,269.50

Finding the Fourth Proportional to 45,434.25, 68,151.98 and 14,269.50

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Solution

The fourth proportional to 45,434.25, 68,151.98 and 14,269.50 is: 21,404.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,434.25 : 68,151.98 = 14,269.50 : x
  2. Step 2: Convert to fraction form
    45,434.25/68,151.98 = 14,269.50/x
  3. Step 3: Cross multiply
    45,434.25x = 68,151.98 × 14,269.50
  4. Step 4: Simplify right side
    45,434.25x = 972,494,714.28
  5. Step 5: Solve for x
    x = 972,494,714.28/45,434.25
  6. Step 6: Final answer
    x = 21,404.44

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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.