Home / 53,185.91-73,395.11-29,312.57

Finding the Fourth Proportional to 53,185.91, 73,395.11 and 29,312.57

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Solution

The fourth proportional to 53,185.91, 73,395.11 and 29,312.57 is: 40,450.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,185.91 : 73,395.11 = 29,312.57 : x
  2. Step 2: Convert to fraction form
    53,185.91/73,395.11 = 29,312.57/x
  3. Step 3: Cross multiply
    53,185.91x = 73,395.11 × 29,312.57
  4. Step 4: Simplify right side
    53,185.91x = 2,151,399,152.97
  5. Step 5: Solve for x
    x = 2,151,399,152.97/53,185.91
  6. Step 6: Final answer
    x = 40,450.55

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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.