Home / 60,582.08-90,884.68-21,150.48

Finding the Fourth Proportional to 60,582.08, 90,884.68 and 21,150.48

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Solution

The fourth proportional to 60,582.08, 90,884.68 and 21,150.48 is: 31,729.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,582.08 : 90,884.68 = 21,150.48 : x
  2. Step 2: Convert to fraction form
    60,582.08/90,884.68 = 21,150.48/x
  3. Step 3: Cross multiply
    60,582.08x = 90,884.68 × 21,150.48
  4. Step 4: Simplify right side
    60,582.08x = 1,922,254,606.65
  5. Step 5: Solve for x
    x = 1,922,254,606.65/60,582.08
  6. Step 6: Final answer
    x = 31,729.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.