Home / 188,900.51-260,682.18-104,017.64

Finding the Fourth Proportional to 188,900.51, 260,682.18 and 104,017.64

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Solution

The fourth proportional to 188,900.51, 260,682.18 and 104,017.64 is: 143,544.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,900.51 : 260,682.18 = 104,017.64 : x
  2. Step 2: Convert to fraction form
    188,900.51/260,682.18 = 104,017.64/x
  3. Step 3: Cross multiply
    188,900.51x = 260,682.18 × 104,017.64
  4. Step 4: Simplify right side
    188,900.51x = 27,115,545,153.66
  5. Step 5: Solve for x
    x = 27,115,545,153.66/188,900.51
  6. Step 6: Final answer
    x = 143,544.05

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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.