Home / 74,676.13-112,015.10-22,086.68

Finding the Fourth Proportional to 74,676.13, 112,015.10 and 22,086.68

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Solution

The fourth proportional to 74,676.13, 112,015.10 and 22,086.68 is: 33,130.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,676.13 : 112,015.10 = 22,086.68 : x
  2. Step 2: Convert to fraction form
    74,676.13/112,015.10 = 22,086.68/x
  3. Step 3: Cross multiply
    74,676.13x = 112,015.10 × 22,086.68
  4. Step 4: Simplify right side
    74,676.13x = 2,474,041,164.01
  5. Step 5: Solve for x
    x = 2,474,041,164.01/74,676.13
  6. Step 6: Final answer
    x = 33,130.28

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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.