Home / 122,816.22-184,109.28-111,860.16

Finding the Fourth Proportional to 122,816.22, 184,109.28 and 111,860.16

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Solution

The fourth proportional to 122,816.22, 184,109.28 and 111,860.16 is: 167,685.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,816.22 : 184,109.28 = 111,860.16 : x
  2. Step 2: Convert to fraction form
    122,816.22/184,109.28 = 111,860.16/x
  3. Step 3: Cross multiply
    122,816.22x = 184,109.28 × 111,860.16
  4. Step 4: Simplify right side
    122,816.22x = 20,594,493,518.28
  5. Step 5: Solve for x
    x = 20,594,493,518.28/122,816.22
  6. Step 6: Final answer
    x = 167,685.45

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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.