Home / 64,914.75-89,582.36-36,619.83

Finding the Fourth Proportional to 64,914.75, 89,582.36 and 36,619.83

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Solution

The fourth proportional to 64,914.75, 89,582.36 and 36,619.83 is: 50,535.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,914.75 : 89,582.36 = 36,619.83 : x
  2. Step 2: Convert to fraction form
    64,914.75/89,582.36 = 36,619.83/x
  3. Step 3: Cross multiply
    64,914.75x = 89,582.36 × 36,619.83
  4. Step 4: Simplify right side
    64,914.75x = 3,280,490,611.10
  5. Step 5: Solve for x
    x = 3,280,490,611.10/64,914.75
  6. Step 6: Final answer
    x = 50,535.37

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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.