Home / 53,825.68-74,274.61-31,166.20

Finding the Fourth Proportional to 53,825.68, 74,274.61 and 31,166.20

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Solution

The fourth proportional to 53,825.68, 74,274.61 and 31,166.20 is: 43,006.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,825.68 : 74,274.61 = 31,166.20 : x
  2. Step 2: Convert to fraction form
    53,825.68/74,274.61 = 31,166.20/x
  3. Step 3: Cross multiply
    53,825.68x = 74,274.61 × 31,166.20
  4. Step 4: Simplify right side
    53,825.68x = 2,314,857,056.24
  5. Step 5: Solve for x
    x = 2,314,857,056.24/53,825.68
  6. Step 6: Final answer
    x = 43,006.56

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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.