Home / 263,590.64-363,781.94-190,063.55

Finding the Fourth Proportional to 263,590.64, 363,781.94 and 190,063.55

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Solution

The fourth proportional to 263,590.64, 363,781.94 and 190,063.55 is: 262,307.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,590.64 : 363,781.94 = 190,063.55 : x
  2. Step 2: Convert to fraction form
    263,590.64/363,781.94 = 190,063.55/x
  3. Step 3: Cross multiply
    263,590.64x = 363,781.94 × 190,063.55
  4. Step 4: Simplify right side
    263,590.64x = 69,141,686,901.42
  5. Step 5: Solve for x
    x = 69,141,686,901.42/263,590.64
  6. Step 6: Final answer
    x = 262,307.07

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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.