Home / 64,914.08-89,585.61-36,619.16

Finding the Fourth Proportional to 64,914.08, 89,585.61 and 36,619.16

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Solution

The fourth proportional to 64,914.08, 89,585.61 and 36,619.16 is: 50,536.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,914.08 : 89,585.61 = 36,619.16 : x
  2. Step 2: Convert to fraction form
    64,914.08/89,585.61 = 36,619.16/x
  3. Step 3: Cross multiply
    64,914.08x = 89,585.61 × 36,619.16
  4. Step 4: Simplify right side
    64,914.08x = 3,280,549,786.29
  5. Step 5: Solve for x
    x = 3,280,549,786.29/64,914.08
  6. Step 6: Final answer
    x = 50,536.80

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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.