Home / 52,481.39-72,421.56-29,817.23

Finding the Fourth Proportional to 52,481.39, 72,421.56 and 29,817.23

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Solution

The fourth proportional to 52,481.39, 72,421.56 and 29,817.23 is: 41,146.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,481.39 : 72,421.56 = 29,817.23 : x
  2. Step 2: Convert to fraction form
    52,481.39/72,421.56 = 29,817.23/x
  3. Step 3: Cross multiply
    52,481.39x = 72,421.56 × 29,817.23
  4. Step 4: Simplify right side
    52,481.39x = 2,159,409,949.37
  5. Step 5: Solve for x
    x = 2,159,409,949.37/52,481.39
  6. Step 6: Final answer
    x = 41,146.21

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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.