Home / 105,806.44-146,012.49-58,060.59

Finding the Fourth Proportional to 105,806.44, 146,012.49 and 58,060.59

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Solution

The fourth proportional to 105,806.44, 146,012.49 and 58,060.59 is: 80,123.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,806.44 : 146,012.49 = 58,060.59 : x
  2. Step 2: Convert to fraction form
    105,806.44/146,012.49 = 58,060.59/x
  3. Step 3: Cross multiply
    105,806.44x = 146,012.49 × 58,060.59
  4. Step 4: Simplify right side
    105,806.44x = 8,477,571,316.77
  5. Step 5: Solve for x
    x = 8,477,571,316.77/105,806.44
  6. Step 6: Final answer
    x = 80,123.40

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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.