Home / 282,093.39-423,245.42-113,661.50

Finding the Fourth Proportional to 282,093.39, 423,245.42 and 113,661.50

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Solution

The fourth proportional to 282,093.39, 423,245.42 and 113,661.50 is: 170,534.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,093.39 : 423,245.42 = 113,661.50 : x
  2. Step 2: Convert to fraction form
    282,093.39/423,245.42 = 113,661.50/x
  3. Step 3: Cross multiply
    282,093.39x = 423,245.42 × 113,661.50
  4. Step 4: Simplify right side
    282,093.39x = 48,106,710,067.13
  5. Step 5: Solve for x
    x = 48,106,710,067.13/282,093.39
  6. Step 6: Final answer
    x = 170,534.69

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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.