Home / 188,535.32-260,177.64-106,878.98

Finding the Fourth Proportional to 188,535.32, 260,177.64 and 106,878.98

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Solution

The fourth proportional to 188,535.32, 260,177.64 and 106,878.98 is: 147,492.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,535.32 : 260,177.64 = 106,878.98 : x
  2. Step 2: Convert to fraction form
    188,535.32/260,177.64 = 106,878.98/x
  3. Step 3: Cross multiply
    188,535.32x = 260,177.64 × 106,878.98
  4. Step 4: Simplify right side
    188,535.32x = 27,807,519,481.12
  5. Step 5: Solve for x
    x = 27,807,519,481.12/188,535.32
  6. Step 6: Final answer
    x = 147,492.36

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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.