Home / 54,374.49-75,047.04-35,478.81

Finding the Fourth Proportional to 54,374.49, 75,047.04 and 35,478.81

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Solution

The fourth proportional to 54,374.49, 75,047.04 and 35,478.81 is: 48,967.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,374.49 : 75,047.04 = 35,478.81 : x
  2. Step 2: Convert to fraction form
    54,374.49/75,047.04 = 35,478.81/x
  3. Step 3: Cross multiply
    54,374.49x = 75,047.04 × 35,478.81
  4. Step 4: Simplify right side
    54,374.49x = 2,662,579,673.22
  5. Step 5: Solve for x
    x = 2,662,579,673.22/54,374.49
  6. Step 6: Final answer
    x = 48,967.44

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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.