Home / 64,526.08-89,046.12-36,231.88

Finding the Fourth Proportional to 64,526.08, 89,046.12 and 36,231.88

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Solution

The fourth proportional to 64,526.08, 89,046.12 and 36,231.88 is: 50,000.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,526.08 : 89,046.12 = 36,231.88 : x
  2. Step 2: Convert to fraction form
    64,526.08/89,046.12 = 36,231.88/x
  3. Step 3: Cross multiply
    64,526.08x = 89,046.12 × 36,231.88
  4. Step 4: Simplify right side
    64,526.08x = 3,226,308,334.31
  5. Step 5: Solve for x
    x = 3,226,308,334.31/64,526.08
  6. Step 6: Final answer
    x = 50,000.07

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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.