Home / 106,317.63-146,516.45-76,050.41

Finding the Fourth Proportional to 106,317.63, 146,516.45 and 76,050.41

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Solution

The fourth proportional to 106,317.63, 146,516.45 and 76,050.41 is: 104,805.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,317.63 : 146,516.45 = 76,050.41 : x
  2. Step 2: Convert to fraction form
    106,317.63/146,516.45 = 76,050.41/x
  3. Step 3: Cross multiply
    106,317.63x = 146,516.45 × 76,050.41
  4. Step 4: Simplify right side
    106,317.63x = 11,142,634,981.41
  5. Step 5: Solve for x
    x = 11,142,634,981.41/106,317.63
  6. Step 6: Final answer
    x = 104,805.15

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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.