Home / 196,438.64-294,804.63-133,108.56

Finding the Fourth Proportional to 196,438.64, 294,804.63 and 133,108.56

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Solution

The fourth proportional to 196,438.64, 294,804.63 and 133,108.56 is: 199,762.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,438.64 : 294,804.63 = 133,108.56 : x
  2. Step 2: Convert to fraction form
    196,438.64/294,804.63 = 133,108.56/x
  3. Step 3: Cross multiply
    196,438.64x = 294,804.63 × 133,108.56
  4. Step 4: Simplify right side
    196,438.64x = 39,241,019,780.63
  5. Step 5: Solve for x
    x = 39,241,019,780.63/196,438.64
  6. Step 6: Final answer
    x = 199,762.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.