Home / 53,940.20-74,437.58-30,066.38

Finding the Fourth Proportional to 53,940.20, 74,437.58 and 30,066.38

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Solution

The fourth proportional to 53,940.20, 74,437.58 and 30,066.38 is: 41,491.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,940.20 : 74,437.58 = 30,066.38 : x
  2. Step 2: Convert to fraction form
    53,940.20/74,437.58 = 30,066.38/x
  3. Step 3: Cross multiply
    53,940.20x = 74,437.58 × 30,066.38
  4. Step 4: Simplify right side
    53,940.20x = 2,238,068,566.56
  5. Step 5: Solve for x
    x = 2,238,068,566.56/53,940.20
  6. Step 6: Final answer
    x = 41,491.66

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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.