Home / 53,918.71-74,406.81-30,044.87

Finding the Fourth Proportional to 53,918.71, 74,406.81 and 30,044.87

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Solution

The fourth proportional to 53,918.71, 74,406.81 and 30,044.87 is: 41,461.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,918.71 : 74,406.81 = 30,044.87 : x
  2. Step 2: Convert to fraction form
    53,918.71/74,406.81 = 30,044.87/x
  3. Step 3: Cross multiply
    53,918.71x = 74,406.81 × 30,044.87
  4. Step 4: Simplify right side
    53,918.71x = 2,235,542,933.56
  5. Step 5: Solve for x
    x = 2,235,542,933.56/53,918.71
  6. Step 6: Final answer
    x = 41,461.36

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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.