Home / 75,975.21-104,868-44,156.79

Finding the Fourth Proportional to 75,975.21, 104,868 and 44,156.79

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Solution

The fourth proportional to 75,975.21, 104,868 and 44,156.79 is: 60,949.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,975.21 : 104,868 = 44,156.79 : x
  2. Step 2: Convert to fraction form
    75,975.21/104,868 = 44,156.79/x
  3. Step 3: Cross multiply
    75,975.21x = 104,868 × 44,156.79
  4. Step 4: Simplify right side
    75,975.21x = 4,630,634,253.72
  5. Step 5: Solve for x
    x = 4,630,634,253.72/75,975.21
  6. Step 6: Final answer
    x = 60,949.28

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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.