Home / 60,039.30-90,060.77-20,595.86

Finding the Fourth Proportional to 60,039.30, 90,060.77 and 20,595.86

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Solution

The fourth proportional to 60,039.30, 90,060.77 and 20,595.86 is: 30,894.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,039.30 : 90,060.77 = 20,595.86 : x
  2. Step 2: Convert to fraction form
    60,039.30/90,060.77 = 20,595.86/x
  3. Step 3: Cross multiply
    60,039.30x = 90,060.77 × 20,595.86
  4. Step 4: Simplify right side
    60,039.30x = 1,854,878,611.60
  5. Step 5: Solve for x
    x = 1,854,878,611.60/60,039.30
  6. Step 6: Final answer
    x = 30,894.41

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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.