Home / 122,758.20-184,020.12-70,066.08

Finding the Fourth Proportional to 122,758.20, 184,020.12 and 70,066.08

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Solution

The fourth proportional to 122,758.20, 184,020.12 and 70,066.08 is: 105,032.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,758.20 : 184,020.12 = 70,066.08 : x
  2. Step 2: Convert to fraction form
    122,758.20/184,020.12 = 70,066.08/x
  3. Step 3: Cross multiply
    122,758.20x = 184,020.12 × 70,066.08
  4. Step 4: Simplify right side
    122,758.20x = 12,893,568,449.53
  5. Step 5: Solve for x
    x = 12,893,568,449.53/122,758.20
  6. Step 6: Final answer
    x = 105,032.24

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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.