Home / 214,021.71-295,283.00-123,365.30

Finding the Fourth Proportional to 214,021.71, 295,283.00 and 123,365.30

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Solution

The fourth proportional to 214,021.71, 295,283.00 and 123,365.30 is: 170,205.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,021.71 : 295,283.00 = 123,365.30 : x
  2. Step 2: Convert to fraction form
    214,021.71/295,283.00 = 123,365.30/x
  3. Step 3: Cross multiply
    214,021.71x = 295,283.00 × 123,365.30
  4. Step 4: Simplify right side
    214,021.71x = 36,427,674,711.90
  5. Step 5: Solve for x
    x = 36,427,674,711.90/214,021.71
  6. Step 6: Final answer
    x = 170,205.51

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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.