Home / 190,326.75-262,661.94-104,285.90

Finding the Fourth Proportional to 190,326.75, 262,661.94 and 104,285.90

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Solution

The fourth proportional to 190,326.75, 262,661.94 and 104,285.90 is: 143,920.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,326.75 : 262,661.94 = 104,285.90 : x
  2. Step 2: Convert to fraction form
    190,326.75/262,661.94 = 104,285.90/x
  3. Step 3: Cross multiply
    190,326.75x = 262,661.94 × 104,285.90
  4. Step 4: Simplify right side
    190,326.75x = 27,391,935,495.34
  5. Step 5: Solve for x
    x = 27,391,935,495.34/190,326.75
  6. Step 6: Final answer
    x = 143,920.58

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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.