Home / 38,663.34-53,381.12-29,694.82

Finding the Fourth Proportional to 38,663.34, 53,381.12 and 29,694.82

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Solution

The fourth proportional to 38,663.34, 53,381.12 and 29,694.82 is: 40,998.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,663.34 : 53,381.12 = 29,694.82 : x
  2. Step 2: Convert to fraction form
    38,663.34/53,381.12 = 29,694.82/x
  3. Step 3: Cross multiply
    38,663.34x = 53,381.12 × 29,694.82
  4. Step 4: Simplify right side
    38,663.34x = 1,585,142,749.80
  5. Step 5: Solve for x
    x = 1,585,142,749.80/38,663.34
  6. Step 6: Final answer
    x = 40,998.60

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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.