Home / 38,303.02-52,857.66-21,536.02

Finding the Fourth Proportional to 38,303.02, 52,857.66 and 21,536.02

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Solution

The fourth proportional to 38,303.02, 52,857.66 and 21,536.02 is: 29,719.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,303.02 : 52,857.66 = 21,536.02 : x
  2. Step 2: Convert to fraction form
    38,303.02/52,857.66 = 21,536.02/x
  3. Step 3: Cross multiply
    38,303.02x = 52,857.66 × 21,536.02
  4. Step 4: Simplify right side
    38,303.02x = 1,138,343,622.91
  5. Step 5: Solve for x
    x = 1,138,343,622.91/38,303.02
  6. Step 6: Final answer
    x = 29,719.42

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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.