Home / 38,164.96-52,663.89-21,168.91

Finding the Fourth Proportional to 38,164.96, 52,663.89 and 21,168.91

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Solution

The fourth proportional to 38,164.96, 52,663.89 and 21,168.91 is: 29,211.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,164.96 : 52,663.89 = 21,168.91 : x
  2. Step 2: Convert to fraction form
    38,164.96/52,663.89 = 21,168.91/x
  3. Step 3: Cross multiply
    38,164.96x = 52,663.89 × 21,168.91
  4. Step 4: Simplify right side
    38,164.96x = 1,114,837,147.66
  5. Step 5: Solve for x
    x = 1,114,837,147.66/38,164.96
  6. Step 6: Final answer
    x = 29,211.01

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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.