Home / 172,539.18-258,820.92-46,179.18

Finding the Fourth Proportional to 172,539.18, 258,820.92 and 46,179.18

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Solution

The fourth proportional to 172,539.18, 258,820.92 and 46,179.18 is: 69,272.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,539.18 : 258,820.92 = 46,179.18 : x
  2. Step 2: Convert to fraction form
    172,539.18/258,820.92 = 46,179.18/x
  3. Step 3: Cross multiply
    172,539.18x = 258,820.92 × 46,179.18
  4. Step 4: Simplify right side
    172,539.18x = 11,952,137,852.45
  5. Step 5: Solve for x
    x = 11,952,137,852.45/172,539.18
  6. Step 6: Final answer
    x = 69,272.02

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1.5x scale

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.