Home / 53,264.40-73,496.31-30,291.80

Finding the Fourth Proportional to 53,264.40, 73,496.31 and 30,291.80

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Solution

The fourth proportional to 53,264.40, 73,496.31 and 30,291.80 is: 41,797.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,264.40 : 73,496.31 = 30,291.80 : x
  2. Step 2: Convert to fraction form
    53,264.40/73,496.31 = 30,291.80/x
  3. Step 3: Cross multiply
    53,264.40x = 73,496.31 × 30,291.80
  4. Step 4: Simplify right side
    53,264.40x = 2,226,335,155.78
  5. Step 5: Solve for x
    x = 2,226,335,155.78/53,264.40
  6. Step 6: Final answer
    x = 41,797.81

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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.