Home / 55,750.56-76,935.66-30,599.52

Finding the Fourth Proportional to 55,750.56, 76,935.66 and 30,599.52

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Solution

The fourth proportional to 55,750.56, 76,935.66 and 30,599.52 is: 42,227.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,750.56 : 76,935.66 = 30,599.52 : x
  2. Step 2: Convert to fraction form
    55,750.56/76,935.66 = 30,599.52/x
  3. Step 3: Cross multiply
    55,750.56x = 76,935.66 × 30,599.52
  4. Step 4: Simplify right side
    55,750.56x = 2,354,194,266.88
  5. Step 5: Solve for x
    x = 2,354,194,266.88/55,750.56
  6. Step 6: Final answer
    x = 42,227.28

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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.