Home / 147,365.34-203,364.16-80,297.34

Finding the Fourth Proportional to 147,365.34, 203,364.16 and 80,297.34

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Solution

The fourth proportional to 147,365.34, 203,364.16 and 80,297.34 is: 110,810.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,365.34 : 203,364.16 = 80,297.34 : x
  2. Step 2: Convert to fraction form
    147,365.34/203,364.16 = 80,297.34/x
  3. Step 3: Cross multiply
    147,365.34x = 203,364.16 × 80,297.34
  4. Step 4: Simplify right side
    147,365.34x = 16,329,601,099.33
  5. Step 5: Solve for x
    x = 16,329,601,099.33/147,365.34
  6. Step 6: Final answer
    x = 110,810.32

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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.