Home / 38,201.90-52,719.08-21,206.48

Finding the Fourth Proportional to 38,201.90, 52,719.08 and 21,206.48

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Solution

The fourth proportional to 38,201.90, 52,719.08 and 21,206.48 is: 29,265.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,201.90 : 52,719.08 = 21,206.48 : x
  2. Step 2: Convert to fraction form
    38,201.90/52,719.08 = 21,206.48/x
  3. Step 3: Cross multiply
    38,201.90x = 52,719.08 × 21,206.48
  4. Step 4: Simplify right side
    38,201.90x = 1,117,985,746.01
  5. Step 5: Solve for x
    x = 1,117,985,746.01/38,201.90
  6. Step 6: Final answer
    x = 29,265.19

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.