Home / 53,930.17-74,426.17-30,057.01

Finding the Fourth Proportional to 53,930.17, 74,426.17 and 30,057.01

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Solution

The fourth proportional to 53,930.17, 74,426.17 and 30,057.01 is: 41,480.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,930.17 : 74,426.17 = 30,057.01 : x
  2. Step 2: Convert to fraction form
    53,930.17/74,426.17 = 30,057.01/x
  3. Step 3: Cross multiply
    53,930.17x = 74,426.17 × 30,057.01
  4. Step 4: Simplify right side
    53,930.17x = 2,237,028,350.76
  5. Step 5: Solve for x
    x = 2,237,028,350.76/53,930.17
  6. Step 6: Final answer
    x = 41,480.09

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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.