Home / 54,204.48-74,802.20-30,335.76

Finding the Fourth Proportional to 54,204.48, 74,802.20 and 30,335.76

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Solution

The fourth proportional to 54,204.48, 74,802.20 and 30,335.76 is: 41,863.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,204.48 : 74,802.20 = 30,335.76 : x
  2. Step 2: Convert to fraction form
    54,204.48/74,802.20 = 30,335.76/x
  3. Step 3: Cross multiply
    54,204.48x = 74,802.20 × 30,335.76
  4. Step 4: Simplify right side
    54,204.48x = 2,269,181,434.99
  5. Step 5: Solve for x
    x = 2,269,181,434.99/54,204.48
  6. Step 6: Final answer
    x = 41,863.36

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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.