Home / 106,749.03-147,314.25-58,351.04

Finding the Fourth Proportional to 106,749.03, 147,314.25 and 58,351.04

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Solution

The fourth proportional to 106,749.03, 147,314.25 and 58,351.04 is: 80,524.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,749.03 : 147,314.25 = 58,351.04 : x
  2. Step 2: Convert to fraction form
    106,749.03/147,314.25 = 58,351.04/x
  3. Step 3: Cross multiply
    106,749.03x = 147,314.25 × 58,351.04
  4. Step 4: Simplify right side
    106,749.03x = 8,595,938,957.75
  5. Step 5: Solve for x
    x = 8,595,938,957.75/106,749.03
  6. Step 6: Final answer
    x = 80,524.75

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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.