Home / 38,192.64-52,706.16-21,198.06

Finding the Fourth Proportional to 38,192.64, 52,706.16 and 21,198.06

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Solution

The fourth proportional to 38,192.64, 52,706.16 and 21,198.06 is: 29,253.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,192.64 : 52,706.16 = 21,198.06 : x
  2. Step 2: Convert to fraction form
    38,192.64/52,706.16 = 21,198.06/x
  3. Step 3: Cross multiply
    38,192.64x = 52,706.16 × 21,198.06
  4. Step 4: Simplify right side
    38,192.64x = 1,117,268,342.05
  5. Step 5: Solve for x
    x = 1,117,268,342.05/38,192.64
  6. Step 6: Final answer
    x = 29,253.50

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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.