Home / 336,785.74-505,259.34-112,148.23

Finding the Fourth Proportional to 336,785.74, 505,259.34 and 112,148.23

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Solution

The fourth proportional to 336,785.74, 505,259.34 and 112,148.23 is: 168,249.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,785.74 : 505,259.34 = 112,148.23 : x
  2. Step 2: Convert to fraction form
    336,785.74/505,259.34 = 112,148.23/x
  3. Step 3: Cross multiply
    336,785.74x = 505,259.34 × 112,148.23
  4. Step 4: Simplify right side
    336,785.74x = 56,663,940,671.97
  5. Step 5: Solve for x
    x = 56,663,940,671.97/336,785.74
  6. Step 6: Final answer
    x = 168,249.23

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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.