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Finding the Fourth Proportional to 106,852.80, 160,336.80 and 44,529.60

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Solution

The fourth proportional to 106,852.80, 160,336.80 and 44,529.60 is: 66,818.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,852.80 : 160,336.80 = 44,529.60 : x
  2. Step 2: Convert to fraction form
    106,852.80/160,336.80 = 44,529.60/x
  3. Step 3: Cross multiply
    106,852.80x = 160,336.80 × 44,529.60
  4. Step 4: Simplify right side
    106,852.80x = 7,139,733,569.28
  5. Step 5: Solve for x
    x = 7,139,733,569.28/106,852.80
  6. Step 6: Final answer
    x = 66,818.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.