Home / 196,780.08-295,256.52-103,263.96

Finding the Fourth Proportional to 196,780.08, 295,256.52 and 103,263.96

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Solution

The fourth proportional to 196,780.08, 295,256.52 and 103,263.96 is: 154,941.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,780.08 : 295,256.52 = 103,263.96 : x
  2. Step 2: Convert to fraction form
    196,780.08/295,256.52 = 103,263.96/x
  3. Step 3: Cross multiply
    196,780.08x = 295,256.52 × 103,263.96
  4. Step 4: Simplify right side
    196,780.08x = 30,489,357,471.02
  5. Step 5: Solve for x
    x = 30,489,357,471.02/196,780.08
  6. Step 6: Final answer
    x = 154,941.28

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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.