Home / 43,500.31-60,012.44-28,387.53

Finding the Fourth Proportional to 43,500.31, 60,012.44 and 28,387.53

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Solution

The fourth proportional to 43,500.31, 60,012.44 and 28,387.53 is: 39,163.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,500.31 : 60,012.44 = 28,387.53 : x
  2. Step 2: Convert to fraction form
    43,500.31/60,012.44 = 28,387.53/x
  3. Step 3: Cross multiply
    43,500.31x = 60,012.44 × 28,387.53
  4. Step 4: Simplify right side
    43,500.31x = 1,703,604,905.39
  5. Step 5: Solve for x
    x = 1,703,604,905.39/43,500.31
  6. Step 6: Final answer
    x = 39,163.05

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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.