Home / 53,552.08-73,903.20-29,679.04

Finding the Fourth Proportional to 53,552.08, 73,903.20 and 29,679.04

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Solution

The fourth proportional to 53,552.08, 73,903.20 and 29,679.04 is: 40,957.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,552.08 : 73,903.20 = 29,679.04 : x
  2. Step 2: Convert to fraction form
    53,552.08/73,903.20 = 29,679.04/x
  3. Step 3: Cross multiply
    53,552.08x = 73,903.20 × 29,679.04
  4. Step 4: Simplify right side
    53,552.08x = 2,193,376,028.93
  5. Step 5: Solve for x
    x = 2,193,376,028.93/53,552.08
  6. Step 6: Final answer
    x = 40,957.81

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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.