Home / 125,211.83-172,791.98-67,852.74

Finding the Fourth Proportional to 125,211.83, 172,791.98 and 67,852.74

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Solution

The fourth proportional to 125,211.83, 172,791.98 and 67,852.74 is: 93,636.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,211.83 : 172,791.98 = 67,852.74 : x
  2. Step 2: Convert to fraction form
    125,211.83/172,791.98 = 67,852.74/x
  3. Step 3: Cross multiply
    125,211.83x = 172,791.98 × 67,852.74
  4. Step 4: Simplify right side
    125,211.83x = 11,724,409,265.90
  5. Step 5: Solve for x
    x = 11,724,409,265.90/125,211.83
  6. Step 6: Final answer
    x = 93,636.60

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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.