Home / 53,577.56-73,936.38-30,916.28

Finding the Fourth Proportional to 53,577.56, 73,936.38 and 30,916.28

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Solution

The fourth proportional to 53,577.56, 73,936.38 and 30,916.28 is: 42,664.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,577.56 : 73,936.38 = 30,916.28 : x
  2. Step 2: Convert to fraction form
    53,577.56/73,936.38 = 30,916.28/x
  3. Step 3: Cross multiply
    53,577.56x = 73,936.38 × 30,916.28
  4. Step 4: Simplify right side
    53,577.56x = 2,285,837,826.27
  5. Step 5: Solve for x
    x = 2,285,837,826.27/53,577.56
  6. Step 6: Final answer
    x = 42,664.09

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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.