Home / 106,151.03-146,488.67-58,407.45

Finding the Fourth Proportional to 106,151.03, 146,488.67 and 58,407.45

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Solution

The fourth proportional to 106,151.03, 146,488.67 and 58,407.45 is: 80,602.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,151.03 : 146,488.67 = 58,407.45 : x
  2. Step 2: Convert to fraction form
    106,151.03/146,488.67 = 58,407.45/x
  3. Step 3: Cross multiply
    106,151.03x = 146,488.67 × 58,407.45
  4. Step 4: Simplify right side
    106,151.03x = 8,556,029,668.59
  5. Step 5: Solve for x
    x = 8,556,029,668.59/106,151.03
  6. Step 6: Final answer
    x = 80,602.42

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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.