Home / 257,633.58-386,263.54-173,184.29

Finding the Fourth Proportional to 257,633.58, 386,263.54 and 173,184.29

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Solution

The fourth proportional to 257,633.58, 386,263.54 and 173,184.29 is: 259,650.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,633.58 : 386,263.54 = 173,184.29 : x
  2. Step 2: Convert to fraction form
    257,633.58/386,263.54 = 173,184.29/x
  3. Step 3: Cross multiply
    257,633.58x = 386,263.54 × 173,184.29
  4. Step 4: Simplify right side
    257,633.58x = 66,894,775,830.25
  5. Step 5: Solve for x
    x = 66,894,775,830.25/257,633.58
  6. Step 6: Final answer
    x = 259,650.84

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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.