Home / 74,197-111,309.45-29,827.27

Finding the Fourth Proportional to 74,197, 111,309.45 and 29,827.27

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Solution

The fourth proportional to 74,197, 111,309.45 and 29,827.27 is: 44,746.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,197 : 111,309.45 = 29,827.27 : x
  2. Step 2: Convert to fraction form
    74,197/111,309.45 = 29,827.27/x
  3. Step 3: Cross multiply
    74,197x = 111,309.45 × 29,827.27
  4. Step 4: Simplify right side
    74,197x = 3,320,057,018.70
  5. Step 5: Solve for x
    x = 3,320,057,018.70/74,197
  6. Step 6: Final answer
    x = 44,746.51

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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.