Home / 55,777.82-76,946.37-36,930.74

Finding the Fourth Proportional to 55,777.82, 76,946.37 and 36,930.74

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Solution

The fourth proportional to 55,777.82, 76,946.37 and 36,930.74 is: 50,946.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,777.82 : 76,946.37 = 36,930.74 : x
  2. Step 2: Convert to fraction form
    55,777.82/76,946.37 = 36,930.74/x
  3. Step 3: Cross multiply
    55,777.82x = 76,946.37 × 36,930.74
  4. Step 4: Simplify right side
    55,777.82x = 2,841,686,384.41
  5. Step 5: Solve for x
    x = 2,841,686,384.41/55,777.82
  6. Step 6: Final answer
    x = 50,946.53

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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.