Home / 106,460.76-146,926.23-79,556.55

Finding the Fourth Proportional to 106,460.76, 146,926.23 and 79,556.55

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Solution

The fourth proportional to 106,460.76, 146,926.23 and 79,556.55 is: 109,795.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,460.76 : 146,926.23 = 79,556.55 : x
  2. Step 2: Convert to fraction form
    106,460.76/146,926.23 = 79,556.55/x
  3. Step 3: Cross multiply
    106,460.76x = 146,926.23 × 79,556.55
  4. Step 4: Simplify right side
    106,460.76x = 11,688,943,963.31
  5. Step 5: Solve for x
    x = 11,688,943,963.31/106,460.76
  6. Step 6: Final answer
    x = 109,795.80

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1.5x scale

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.