Home / 146,240.88-201,817.08-89,709.36

Finding the Fourth Proportional to 146,240.88, 201,817.08 and 89,709.36

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Solution

The fourth proportional to 146,240.88, 201,817.08 and 89,709.36 is: 123,801.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,240.88 : 201,817.08 = 89,709.36 : x
  2. Step 2: Convert to fraction form
    146,240.88/201,817.08 = 89,709.36/x
  3. Step 3: Cross multiply
    146,240.88x = 201,817.08 × 89,709.36
  4. Step 4: Simplify right side
    146,240.88x = 18,104,881,083.87
  5. Step 5: Solve for x
    x = 18,104,881,083.87/146,240.88
  6. Step 6: Final answer
    x = 123,801.78

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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.