Home / 106,778.21-147,340.97-59,024.93

Finding the Fourth Proportional to 106,778.21, 147,340.97 and 59,024.93

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Solution

The fourth proportional to 106,778.21, 147,340.97 and 59,024.93 is: 81,447.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,778.21 : 147,340.97 = 59,024.93 : x
  2. Step 2: Convert to fraction form
    106,778.21/147,340.97 = 59,024.93/x
  3. Step 3: Cross multiply
    106,778.21x = 147,340.97 × 59,024.93
  4. Step 4: Simplify right side
    106,778.21x = 8,696,789,408.55
  5. Step 5: Solve for x
    x = 8,696,789,408.55/106,778.21
  6. Step 6: Final answer
    x = 81,447.23

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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.