Home / 363,795.08-545,667.20-136,047.35

Finding the Fourth Proportional to 363,795.08, 545,667.20 and 136,047.35

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Solution

The fourth proportional to 363,795.08, 545,667.20 and 136,047.35 is: 204,061.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,795.08 : 545,667.20 = 136,047.35 : x
  2. Step 2: Convert to fraction form
    363,795.08/545,667.20 = 136,047.35/x
  3. Step 3: Cross multiply
    363,795.08x = 545,667.20 × 136,047.35
  4. Step 4: Simplify right side
    363,795.08x = 74,236,576,541.92
  5. Step 5: Solve for x
    x = 74,236,576,541.92/363,795.08
  6. Step 6: Final answer
    x = 204,061.52

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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.