Home / 37,200.42-55,730.28-28,839.48

Finding the Fourth Proportional to 37,200.42, 55,730.28 and 28,839.48

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Solution

The fourth proportional to 37,200.42, 55,730.28 and 28,839.48 is: 43,204.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,200.42 : 55,730.28 = 28,839.48 : x
  2. Step 2: Convert to fraction form
    37,200.42/55,730.28 = 28,839.48/x
  3. Step 3: Cross multiply
    37,200.42x = 55,730.28 × 28,839.48
  4. Step 4: Simplify right side
    37,200.42x = 1,607,232,295.45
  5. Step 5: Solve for x
    x = 1,607,232,295.45/37,200.42
  6. Step 6: Final answer
    x = 43,204.68

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1.5x scale

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.