Home / 112,255.60-168,237.15-45,617.83

Finding the Fourth Proportional to 112,255.60, 168,237.15 and 45,617.83

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Solution

The fourth proportional to 112,255.60, 168,237.15 and 45,617.83 is: 68,367.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,255.60 : 168,237.15 = 45,617.83 : x
  2. Step 2: Convert to fraction form
    112,255.60/168,237.15 = 45,617.83/x
  3. Step 3: Cross multiply
    112,255.60x = 168,237.15 × 45,617.83
  4. Step 4: Simplify right side
    112,255.60x = 7,674,613,708.38
  5. Step 5: Solve for x
    x = 7,674,613,708.38/112,255.60
  6. Step 6: Final answer
    x = 68,367.31

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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.