Home / 389,284.04-583,896.90-108,823.16

Finding the Fourth Proportional to 389,284.04, 583,896.90 and 108,823.16

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Solution

The fourth proportional to 389,284.04, 583,896.90 and 108,823.16 is: 163,226.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,284.04 : 583,896.90 = 108,823.16 : x
  2. Step 2: Convert to fraction form
    389,284.04/583,896.90 = 108,823.16/x
  3. Step 3: Cross multiply
    389,284.04x = 583,896.90 × 108,823.16
  4. Step 4: Simplify right side
    389,284.04x = 63,541,505,772.20
  5. Step 5: Solve for x
    x = 63,541,505,772.20/389,284.04
  6. Step 6: Final answer
    x = 163,226.59

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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.