Home / 53,781.63-74,220.46-29,583.62

Finding the Fourth Proportional to 53,781.63, 74,220.46 and 29,583.62

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Solution

The fourth proportional to 53,781.63, 74,220.46 and 29,583.62 is: 40,826.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,781.63 : 74,220.46 = 29,583.62 : x
  2. Step 2: Convert to fraction form
    53,781.63/74,220.46 = 29,583.62/x
  3. Step 3: Cross multiply
    53,781.63x = 74,220.46 × 29,583.62
  4. Step 4: Simplify right side
    53,781.63x = 2,195,709,996.46
  5. Step 5: Solve for x
    x = 2,195,709,996.46/53,781.63
  6. Step 6: Final answer
    x = 40,826.39

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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.