Home / 125,055.99-172,577.25-68,467.37

Finding the Fourth Proportional to 125,055.99, 172,577.25 and 68,467.37

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Solution

The fourth proportional to 125,055.99, 172,577.25 and 68,467.37 is: 94,484.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,055.99 : 172,577.25 = 68,467.37 : x
  2. Step 2: Convert to fraction form
    125,055.99/172,577.25 = 68,467.37/x
  3. Step 3: Cross multiply
    125,055.99x = 172,577.25 × 68,467.37
  4. Step 4: Simplify right side
    125,055.99x = 11,815,909,566.45
  5. Step 5: Solve for x
    x = 11,815,909,566.45/125,055.99
  6. Step 6: Final answer
    x = 94,484.95

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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.