Home / 53,789.87-74,242.27-34,894.19

Finding the Fourth Proportional to 53,789.87, 74,242.27 and 34,894.19

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Solution

The fourth proportional to 53,789.87, 74,242.27 and 34,894.19 is: 48,161.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,789.87 : 74,242.27 = 34,894.19 : x
  2. Step 2: Convert to fraction form
    53,789.87/74,242.27 = 34,894.19/x
  3. Step 3: Cross multiply
    53,789.87x = 74,242.27 × 34,894.19
  4. Step 4: Simplify right side
    53,789.87x = 2,590,624,104.63
  5. Step 5: Solve for x
    x = 2,590,624,104.63/53,789.87
  6. Step 6: Final answer
    x = 48,161.93

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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.