Home / 53,781.48-74,220.26-29,583.50

Finding the Fourth Proportional to 53,781.48, 74,220.26 and 29,583.50

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Solution

The fourth proportional to 53,781.48, 74,220.26 and 29,583.50 is: 40,826.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,781.48 : 74,220.26 = 29,583.50 : x
  2. Step 2: Convert to fraction form
    53,781.48/74,220.26 = 29,583.50/x
  3. Step 3: Cross multiply
    53,781.48x = 74,220.26 × 29,583.50
  4. Step 4: Simplify right side
    53,781.48x = 2,195,694,542.69
  5. Step 5: Solve for x
    x = 2,195,694,542.69/53,781.48
  6. Step 6: Final answer
    x = 40,826.22

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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.