Home / 48,971.12-67,577.56-27,750.64

Finding the Fourth Proportional to 48,971.12, 67,577.56 and 27,750.64

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Solution

The fourth proportional to 48,971.12, 67,577.56 and 27,750.64 is: 38,294.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,971.12 : 67,577.56 = 27,750.64 : x
  2. Step 2: Convert to fraction form
    48,971.12/67,577.56 = 27,750.64/x
  3. Step 3: Cross multiply
    48,971.12x = 67,577.56 × 27,750.64
  4. Step 4: Simplify right side
    48,971.12x = 1,875,320,539.64
  5. Step 5: Solve for x
    x = 1,875,320,539.64/48,971.12
  6. Step 6: Final answer
    x = 38,294.42

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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.