Home / 190,895.11-263,567.06-119,307.31

Finding the Fourth Proportional to 190,895.11, 263,567.06 and 119,307.31

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Solution

The fourth proportional to 190,895.11, 263,567.06 and 119,307.31 is: 164,726.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,895.11 : 263,567.06 = 119,307.31 : x
  2. Step 2: Convert to fraction form
    190,895.11/263,567.06 = 119,307.31/x
  3. Step 3: Cross multiply
    190,895.11x = 263,567.06 × 119,307.31
  4. Step 4: Simplify right side
    190,895.11x = 31,445,476,933.21
  5. Step 5: Solve for x
    x = 31,445,476,933.21/190,895.11
  6. Step 6: Final answer
    x = 164,726.47

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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.