Home / 61,636.15-92,468.04-19,518.73

Finding the Fourth Proportional to 61,636.15, 92,468.04 and 19,518.73

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Solution

The fourth proportional to 61,636.15, 92,468.04 and 19,518.73 is: 29,282.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,636.15 : 92,468.04 = 19,518.73 : x
  2. Step 2: Convert to fraction form
    61,636.15/92,468.04 = 19,518.73/x
  3. Step 3: Cross multiply
    61,636.15x = 92,468.04 × 19,518.73
  4. Step 4: Simplify right side
    61,636.15x = 1,804,858,706.39
  5. Step 5: Solve for x
    x = 1,804,858,706.39/61,636.15
  6. Step 6: Final answer
    x = 29,282.47

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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.