Home / 53,940.61-74,434.95-30,066.46

Finding the Fourth Proportional to 53,940.61, 74,434.95 and 30,066.46

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Solution

The fourth proportional to 53,940.61, 74,434.95 and 30,066.46 is: 41,489.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,940.61 : 74,434.95 = 30,066.46 : x
  2. Step 2: Convert to fraction form
    53,940.61/74,434.95 = 30,066.46/x
  3. Step 3: Cross multiply
    53,940.61x = 74,434.95 × 30,066.46
  4. Step 4: Simplify right side
    53,940.61x = 2,237,995,446.78
  5. Step 5: Solve for x
    x = 2,237,995,446.78/53,940.61
  6. Step 6: Final answer
    x = 41,489.99

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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.