Home / 54,313.52-74,951.36-30,114.36

Finding the Fourth Proportional to 54,313.52, 74,951.36 and 30,114.36

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Solution

The fourth proportional to 54,313.52, 74,951.36 and 30,114.36 is: 41,557.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,313.52 : 74,951.36 = 30,114.36 : x
  2. Step 2: Convert to fraction form
    54,313.52/74,951.36 = 30,114.36/x
  3. Step 3: Cross multiply
    54,313.52x = 74,951.36 × 30,114.36
  4. Step 4: Simplify right side
    54,313.52x = 2,257,112,312.82
  5. Step 5: Solve for x
    x = 2,257,112,312.82/54,313.52
  6. Step 6: Final answer
    x = 41,557.10

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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.