Home / 77,555.53-116,333.75-27,637.55

Finding the Fourth Proportional to 77,555.53, 116,333.75 and 27,637.55

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Solution

The fourth proportional to 77,555.53, 116,333.75 and 27,637.55 is: 41,456.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,555.53 : 116,333.75 = 27,637.55 : x
  2. Step 2: Convert to fraction form
    77,555.53/116,333.75 = 27,637.55/x
  3. Step 3: Cross multiply
    77,555.53x = 116,333.75 × 27,637.55
  4. Step 4: Simplify right side
    77,555.53x = 3,215,179,832.31
  5. Step 5: Solve for x
    x = 3,215,179,832.31/77,555.53
  6. Step 6: Final answer
    x = 41,456.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.