Home / 53,896.04-74,376.56-31,248.22

Finding the Fourth Proportional to 53,896.04, 74,376.56 and 31,248.22

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Solution

The fourth proportional to 53,896.04, 74,376.56 and 31,248.22 is: 43,122.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,896.04 : 74,376.56 = 31,248.22 : x
  2. Step 2: Convert to fraction form
    53,896.04/74,376.56 = 31,248.22/x
  3. Step 3: Cross multiply
    53,896.04x = 74,376.56 × 31,248.22
  4. Step 4: Simplify right side
    53,896.04x = 2,324,135,109.72
  5. Step 5: Solve for x
    x = 2,324,135,109.72/53,896.04
  6. Step 6: Final answer
    x = 43,122.56

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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.