Home / 190,141.30-262,398.10-104,098.85

Finding the Fourth Proportional to 190,141.30, 262,398.10 and 104,098.85

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Solution

The fourth proportional to 190,141.30, 262,398.10 and 104,098.85 is: 143,658.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,141.30 : 262,398.10 = 104,098.85 : x
  2. Step 2: Convert to fraction form
    190,141.30/262,398.10 = 104,098.85/x
  3. Step 3: Cross multiply
    190,141.30x = 262,398.10 × 104,098.85
  4. Step 4: Simplify right side
    190,141.30x = 27,315,339,140.19
  5. Step 5: Solve for x
    x = 27,315,339,140.19/190,141.30
  6. Step 6: Final answer
    x = 143,658.11

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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.