Home / 124,911.66-172,379.45-67,552.08

Finding the Fourth Proportional to 124,911.66, 172,379.45 and 67,552.08

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Solution

The fourth proportional to 124,911.66, 172,379.45 and 67,552.08 is: 93,222.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,911.66 : 172,379.45 = 67,552.08 : x
  2. Step 2: Convert to fraction form
    124,911.66/172,379.45 = 67,552.08/x
  3. Step 3: Cross multiply
    124,911.66x = 172,379.45 × 67,552.08
  4. Step 4: Simplify right side
    124,911.66x = 11,644,590,014.21
  5. Step 5: Solve for x
    x = 11,644,590,014.21/124,911.66
  6. Step 6: Final answer
    x = 93,222.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.