Home / 147,503.25-203,571.96-83,850.63

Finding the Fourth Proportional to 147,503.25, 203,571.96 and 83,850.63

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Solution

The fourth proportional to 147,503.25, 203,571.96 and 83,850.63 is: 115,723.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,503.25 : 203,571.96 = 83,850.63 : x
  2. Step 2: Convert to fraction form
    147,503.25/203,571.96 = 83,850.63/x
  3. Step 3: Cross multiply
    147,503.25x = 203,571.96 × 83,850.63
  4. Step 4: Simplify right side
    147,503.25x = 17,069,637,096.33
  5. Step 5: Solve for x
    x = 17,069,637,096.33/147,503.25
  6. Step 6: Final answer
    x = 115,723.80

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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.