Home / 55,261.74-76,261.23-30,111.24

Finding the Fourth Proportional to 55,261.74, 76,261.23 and 30,111.24

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Solution

The fourth proportional to 55,261.74, 76,261.23 and 30,111.24 is: 41,553.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,261.74 : 76,261.23 = 30,111.24 : x
  2. Step 2: Convert to fraction form
    55,261.74/76,261.23 = 30,111.24/x
  3. Step 3: Cross multiply
    55,261.74x = 76,261.23 × 30,111.24
  4. Step 4: Simplify right side
    55,261.74x = 2,296,320,199.23
  5. Step 5: Solve for x
    x = 2,296,320,199.23/55,261.74
  6. Step 6: Final answer
    x = 41,553.53

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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.