Home / 85,906.61-118,573.68-48,193.01

Finding the Fourth Proportional to 85,906.61, 118,573.68 and 48,193.01

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Solution

The fourth proportional to 85,906.61, 118,573.68 and 48,193.01 is: 66,519.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,906.61 : 118,573.68 = 48,193.01 : x
  2. Step 2: Convert to fraction form
    85,906.61/118,573.68 = 48,193.01/x
  3. Step 3: Cross multiply
    85,906.61x = 118,573.68 × 48,193.01
  4. Step 4: Simplify right side
    85,906.61x = 5,714,422,545.98
  5. Step 5: Solve for x
    x = 5,714,422,545.98/85,906.61
  6. Step 6: Final answer
    x = 66,519.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.