Home / 64,911.42-89,585.73-36,616.50

Finding the Fourth Proportional to 64,911.42, 89,585.73 and 36,616.50

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Solution

The fourth proportional to 64,911.42, 89,585.73 and 36,616.50 is: 50,535.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,911.42 : 89,585.73 = 36,616.50 : x
  2. Step 2: Convert to fraction form
    64,911.42/89,585.73 = 36,616.50/x
  3. Step 3: Cross multiply
    64,911.42x = 89,585.73 × 36,616.50
  4. Step 4: Simplify right side
    64,911.42x = 3,280,315,882.55
  5. Step 5: Solve for x
    x = 3,280,315,882.55/64,911.42
  6. Step 6: Final answer
    x = 50,535.27

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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.