Home / 38,663.28-53,385.48-29,696.58

Finding the Fourth Proportional to 38,663.28, 53,385.48 and 29,696.58

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Solution

The fourth proportional to 38,663.28, 53,385.48 and 29,696.58 is: 41,004.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,663.28 : 53,385.48 = 29,696.58 : x
  2. Step 2: Convert to fraction form
    38,663.28/53,385.48 = 29,696.58/x
  3. Step 3: Cross multiply
    38,663.28x = 53,385.48 × 29,696.58
  4. Step 4: Simplify right side
    38,663.28x = 1,585,366,177.66
  5. Step 5: Solve for x
    x = 1,585,366,177.66/38,663.28
  6. Step 6: Final answer
    x = 41,004.44

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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.