Home / 54,343.56-74,989.76-30,466.99

Finding the Fourth Proportional to 54,343.56, 74,989.76 and 30,466.99

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Solution

The fourth proportional to 54,343.56, 74,989.76 and 30,466.99 is: 42,042.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,343.56 : 74,989.76 = 30,466.99 : x
  2. Step 2: Convert to fraction form
    54,343.56/74,989.76 = 30,466.99/x
  3. Step 3: Cross multiply
    54,343.56x = 74,989.76 × 30,466.99
  4. Step 4: Simplify right side
    54,343.56x = 2,284,712,268.02
  5. Step 5: Solve for x
    x = 2,284,712,268.02/54,343.56
  6. Step 6: Final answer
    x = 42,042.01

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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.