Home / 73,000.44-109,625.67-45,085.68

Finding the Fourth Proportional to 73,000.44, 109,625.67 and 45,085.68

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Solution

The fourth proportional to 73,000.44, 109,625.67 and 45,085.68 is: 67,705.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,000.44 : 109,625.67 = 45,085.68 : x
  2. Step 2: Convert to fraction form
    73,000.44/109,625.67 = 45,085.68/x
  3. Step 3: Cross multiply
    73,000.44x = 109,625.67 × 45,085.68
  4. Step 4: Simplify right side
    73,000.44x = 4,942,547,877.41
  5. Step 5: Solve for x
    x = 4,942,547,877.41/73,000.44
  6. Step 6: Final answer
    x = 67,705.73

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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.