Home / 52,770.13-72,822.78-30,414.13

Finding the Fourth Proportional to 52,770.13, 72,822.78 and 30,414.13

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Solution

The fourth proportional to 52,770.13, 72,822.78 and 30,414.13 is: 41,971.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,770.13 : 72,822.78 = 30,414.13 : x
  2. Step 2: Convert to fraction form
    52,770.13/72,822.78 = 30,414.13/x
  3. Step 3: Cross multiply
    52,770.13x = 72,822.78 × 30,414.13
  4. Step 4: Simplify right side
    52,770.13x = 2,214,841,497.88
  5. Step 5: Solve for x
    x = 2,214,841,497.88/52,770.13
  6. Step 6: Final answer
    x = 41,971.50

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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.