Home / 77,522.13-106,981.66-43,537.97

Finding the Fourth Proportional to 77,522.13, 106,981.66 and 43,537.97

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Solution

The fourth proportional to 77,522.13, 106,981.66 and 43,537.97 is: 60,083.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,522.13 : 106,981.66 = 43,537.97 : x
  2. Step 2: Convert to fraction form
    77,522.13/106,981.66 = 43,537.97/x
  3. Step 3: Cross multiply
    77,522.13x = 106,981.66 × 43,537.97
  4. Step 4: Simplify right side
    77,522.13x = 4,657,764,625.51
  5. Step 5: Solve for x
    x = 4,657,764,625.51/77,522.13
  6. Step 6: Final answer
    x = 60,083.03

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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.