Home / 48,938.08-67,539.29-27,431.48

Finding the Fourth Proportional to 48,938.08, 67,539.29 and 27,431.48

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Solution

The fourth proportional to 48,938.08, 67,539.29 and 27,431.48 is: 37,858.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,938.08 : 67,539.29 = 27,431.48 : x
  2. Step 2: Convert to fraction form
    48,938.08/67,539.29 = 27,431.48/x
  3. Step 3: Cross multiply
    48,938.08x = 67,539.29 × 27,431.48
  4. Step 4: Simplify right side
    48,938.08x = 1,852,702,851.02
  5. Step 5: Solve for x
    x = 1,852,702,851.02/48,938.08
  6. Step 6: Final answer
    x = 37,858.10

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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.