Home / 110,511.08-165,766.47-51,314.38

Finding the Fourth Proportional to 110,511.08, 165,766.47 and 51,314.38

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Solution

The fourth proportional to 110,511.08, 165,766.47 and 51,314.38 is: 76,971.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,511.08 : 165,766.47 = 51,314.38 : x
  2. Step 2: Convert to fraction form
    110,511.08/165,766.47 = 51,314.38/x
  3. Step 3: Cross multiply
    110,511.08x = 165,766.47 × 51,314.38
  4. Step 4: Simplify right side
    110,511.08x = 8,506,203,632.84
  5. Step 5: Solve for x
    x = 8,506,203,632.84/110,511.08
  6. Step 6: Final answer
    x = 76,971.50

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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.