Home / 53,784.29-74,224.71-31,124.34

Finding the Fourth Proportional to 53,784.29, 74,224.71 and 31,124.34

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Solution

The fourth proportional to 53,784.29, 74,224.71 and 31,124.34 is: 42,952.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,784.29 : 74,224.71 = 31,124.34 : x
  2. Step 2: Convert to fraction form
    53,784.29/74,224.71 = 31,124.34/x
  3. Step 3: Cross multiply
    53,784.29x = 74,224.71 × 31,124.34
  4. Step 4: Simplify right side
    53,784.29x = 2,310,195,110.44
  5. Step 5: Solve for x
    x = 2,310,195,110.44/53,784.29
  6. Step 6: Final answer
    x = 42,952.97

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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.