Home / 43,543.73-60,103.10-28,438.73

Finding the Fourth Proportional to 43,543.73, 60,103.10 and 28,438.73

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Solution

The fourth proportional to 43,543.73, 60,103.10 and 28,438.73 is: 39,253.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,543.73 : 60,103.10 = 28,438.73 : x
  2. Step 2: Convert to fraction form
    43,543.73/60,103.10 = 28,438.73/x
  3. Step 3: Cross multiply
    43,543.73x = 60,103.10 × 28,438.73
  4. Step 4: Simplify right side
    43,543.73x = 1,709,255,833.06
  5. Step 5: Solve for x
    x = 1,709,255,833.06/43,543.73
  6. Step 6: Final answer
    x = 39,253.78

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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.