Home / 38,116.24-52,598.46-21,120.04

Finding the Fourth Proportional to 38,116.24, 52,598.46 and 21,120.04

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Solution

The fourth proportional to 38,116.24, 52,598.46 and 21,120.04 is: 29,144.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,116.24 : 52,598.46 = 21,120.04 : x
  2. Step 2: Convert to fraction form
    38,116.24/52,598.46 = 21,120.04/x
  3. Step 3: Cross multiply
    38,116.24x = 52,598.46 × 21,120.04
  4. Step 4: Simplify right side
    38,116.24x = 1,110,881,579.14
  5. Step 5: Solve for x
    x = 1,110,881,579.14/38,116.24
  6. Step 6: Final answer
    x = 29,144.57

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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.