Home / 52,321.96-72,204.48-28,448.56

Finding the Fourth Proportional to 52,321.96, 72,204.48 and 28,448.56

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Solution

The fourth proportional to 52,321.96, 72,204.48 and 28,448.56 is: 39,259.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,321.96 : 72,204.48 = 28,448.56 : x
  2. Step 2: Convert to fraction form
    52,321.96/72,204.48 = 28,448.56/x
  3. Step 3: Cross multiply
    52,321.96x = 72,204.48 × 28,448.56
  4. Step 4: Simplify right side
    52,321.96x = 2,054,113,481.55
  5. Step 5: Solve for x
    x = 2,054,113,481.55/52,321.96
  6. Step 6: Final answer
    x = 39,259.11

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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.