Home / 147,575.14-203,652.73-83,912.93

Finding the Fourth Proportional to 147,575.14, 203,652.73 and 83,912.93

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Solution

The fourth proportional to 147,575.14, 203,652.73 and 83,912.93 is: 115,799.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,575.14 : 203,652.73 = 83,912.93 : x
  2. Step 2: Convert to fraction form
    147,575.14/203,652.73 = 83,912.93/x
  3. Step 3: Cross multiply
    147,575.14x = 203,652.73 × 83,912.93
  4. Step 4: Simplify right side
    147,575.14x = 17,089,097,276.80
  5. Step 5: Solve for x
    x = 17,089,097,276.80/147,575.14
  6. Step 6: Final answer
    x = 115,799.30

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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.