Home / 40,543.06-60,810.88-28,747.44

Finding the Fourth Proportional to 40,543.06, 60,810.88 and 28,747.44

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Solution

The fourth proportional to 40,543.06, 60,810.88 and 28,747.44 is: 43,118.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,543.06 : 60,810.88 = 28,747.44 : x
  2. Step 2: Convert to fraction form
    40,543.06/60,810.88 = 28,747.44/x
  3. Step 3: Cross multiply
    40,543.06x = 60,810.88 × 28,747.44
  4. Step 4: Simplify right side
    40,543.06x = 1,748,157,124.15
  5. Step 5: Solve for x
    x = 1,748,157,124.15/40,543.06
  6. Step 6: Final answer
    x = 43,118.53

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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.