Home / 45,817.40-68,701.80-16,236.20

Finding the Fourth Proportional to 45,817.40, 68,701.80 and 16,236.20

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Solution

The fourth proportional to 45,817.40, 68,701.80 and 16,236.20 is: 24,345.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,817.40 : 68,701.80 = 16,236.20 : x
  2. Step 2: Convert to fraction form
    45,817.40/68,701.80 = 16,236.20/x
  3. Step 3: Cross multiply
    45,817.40x = 68,701.80 × 16,236.20
  4. Step 4: Simplify right side
    45,817.40x = 1,115,456,165.16
  5. Step 5: Solve for x
    x = 1,115,456,165.16/45,817.40
  6. Step 6: Final answer
    x = 24,345.69

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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.