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Finding the Fourth Proportional to 120,050.84, 180,076.08 and 35,808.80

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Solution

The fourth proportional to 120,050.84, 180,076.08 and 35,808.80 is: 53,713.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,050.84 : 180,076.08 = 35,808.80 : x
  2. Step 2: Convert to fraction form
    120,050.84/180,076.08 = 35,808.80/x
  3. Step 3: Cross multiply
    120,050.84x = 180,076.08 × 35,808.80
  4. Step 4: Simplify right side
    120,050.84x = 6,448,308,333.50
  5. Step 5: Solve for x
    x = 6,448,308,333.50/120,050.84
  6. Step 6: Final answer
    x = 53,713.15

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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.