Home / 38,664.10-53,382.17-29,695.57

Finding the Fourth Proportional to 38,664.10, 53,382.17 and 29,695.57

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Solution

The fourth proportional to 38,664.10, 53,382.17 and 29,695.57 is: 40,999.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,664.10 : 53,382.17 = 29,695.57 : x
  2. Step 2: Convert to fraction form
    38,664.10/53,382.17 = 29,695.57/x
  3. Step 3: Cross multiply
    38,664.10x = 53,382.17 × 29,695.57
  4. Step 4: Simplify right side
    38,664.10x = 1,585,213,965.99
  5. Step 5: Solve for x
    x = 1,585,213,965.99/38,664.10
  6. Step 6: Final answer
    x = 40,999.63

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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.