Home / 54,433.02-75,116.31-30,560.70

Finding the Fourth Proportional to 54,433.02, 75,116.31 and 30,560.70

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Solution

The fourth proportional to 54,433.02, 75,116.31 and 30,560.70 is: 42,173.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,433.02 : 75,116.31 = 30,560.70 : x
  2. Step 2: Convert to fraction form
    54,433.02/75,116.31 = 30,560.70/x
  3. Step 3: Cross multiply
    54,433.02x = 75,116.31 × 30,560.70
  4. Step 4: Simplify right side
    54,433.02x = 2,295,607,015.02
  5. Step 5: Solve for x
    x = 2,295,607,015.02/54,433.02
  6. Step 6: Final answer
    x = 42,173.06

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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.