Home / 53,884.02-74,359.92-31,236.17

Finding the Fourth Proportional to 53,884.02, 74,359.92 and 31,236.17

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Solution

The fourth proportional to 53,884.02, 74,359.92 and 31,236.17 is: 43,105.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,884.02 : 74,359.92 = 31,236.17 : x
  2. Step 2: Convert to fraction form
    53,884.02/74,359.92 = 31,236.17/x
  3. Step 3: Cross multiply
    53,884.02x = 74,359.92 × 31,236.17
  4. Step 4: Simplify right side
    53,884.02x = 2,322,718,730.51
  5. Step 5: Solve for x
    x = 2,322,718,730.51/53,884.02
  6. Step 6: Final answer
    x = 43,105.89

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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.