Home / 55,756.56-76,944.60-30,263.13

Finding the Fourth Proportional to 55,756.56, 76,944.60 and 30,263.13

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Solution

The fourth proportional to 55,756.56, 76,944.60 and 30,263.13 is: 41,763.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,756.56 : 76,944.60 = 30,263.13 : x
  2. Step 2: Convert to fraction form
    55,756.56/76,944.60 = 30,263.13/x
  3. Step 3: Cross multiply
    55,756.56x = 76,944.60 × 30,263.13
  4. Step 4: Simplify right side
    55,756.56x = 2,328,584,432.60
  5. Step 5: Solve for x
    x = 2,328,584,432.60/55,756.56
  6. Step 6: Final answer
    x = 41,763.42

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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.