Home / 147,546.22-203,631.10-83,893.60

Finding the Fourth Proportional to 147,546.22, 203,631.10 and 83,893.60

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Solution

The fourth proportional to 147,546.22, 203,631.10 and 83,893.60 is: 115,783.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,546.22 : 203,631.10 = 83,893.60 : x
  2. Step 2: Convert to fraction form
    147,546.22/203,631.10 = 83,893.60/x
  3. Step 3: Cross multiply
    147,546.22x = 203,631.10 × 83,893.60
  4. Step 4: Simplify right side
    147,546.22x = 17,083,346,050.96
  5. Step 5: Solve for x
    x = 17,083,346,050.96/147,546.22
  6. Step 6: Final answer
    x = 115,783.01

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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.