Home / 52,979.06-73,111.21-29,105.53

Finding the Fourth Proportional to 52,979.06, 73,111.21 and 29,105.53

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Solution

The fourth proportional to 52,979.06, 73,111.21 and 29,105.53 is: 40,165.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,979.06 : 73,111.21 = 29,105.53 : x
  2. Step 2: Convert to fraction form
    52,979.06/73,111.21 = 29,105.53/x
  3. Step 3: Cross multiply
    52,979.06x = 73,111.21 × 29,105.53
  4. Step 4: Simplify right side
    52,979.06x = 2,127,940,260.45
  5. Step 5: Solve for x
    x = 2,127,940,260.45/52,979.06
  6. Step 6: Final answer
    x = 40,165.68

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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.