Home / 55,237.50-76,227.75-30,087

Finding the Fourth Proportional to 55,237.50, 76,227.75 and 30,087

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Solution

The fourth proportional to 55,237.50, 76,227.75 and 30,087 is: 41,520.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,237.50 : 76,227.75 = 30,087 : x
  2. Step 2: Convert to fraction form
    55,237.50/76,227.75 = 30,087/x
  3. Step 3: Cross multiply
    55,237.50x = 76,227.75 × 30,087
  4. Step 4: Simplify right side
    55,237.50x = 2,293,464,314.25
  5. Step 5: Solve for x
    x = 2,293,464,314.25/55,237.50
  6. Step 6: Final answer
    x = 41,520.06

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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.