Home / 172,415.08-258,336.54-60,035.88

Finding the Fourth Proportional to 172,415.08, 258,336.54 and 60,035.88

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Solution

The fourth proportional to 172,415.08, 258,336.54 and 60,035.88 is: 89,954.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,415.08 : 258,336.54 = 60,035.88 : x
  2. Step 2: Convert to fraction form
    172,415.08/258,336.54 = 60,035.88/x
  3. Step 3: Cross multiply
    172,415.08x = 258,336.54 × 60,035.88
  4. Step 4: Simplify right side
    172,415.08x = 15,509,461,515.06
  5. Step 5: Solve for x
    x = 15,509,461,515.06/172,415.08
  6. Step 6: Final answer
    x = 89,954.21

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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.