Home / 188,950.14-260,745.95-102,907.24

Finding the Fourth Proportional to 188,950.14, 260,745.95 and 102,907.24

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Solution

The fourth proportional to 188,950.14, 260,745.95 and 102,907.24 is: 142,009.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,950.14 : 260,745.95 = 102,907.24 : x
  2. Step 2: Convert to fraction form
    188,950.14/260,745.95 = 102,907.24/x
  3. Step 3: Cross multiply
    188,950.14x = 260,745.95 × 102,907.24
  4. Step 4: Simplify right side
    188,950.14x = 26,832,644,889.28
  5. Step 5: Solve for x
    x = 26,832,644,889.28/188,950.14
  6. Step 6: Final answer
    x = 142,009.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.