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Finding the Fourth Proportional to 111,169, 166,799.70 and 44,656.30

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Solution

The fourth proportional to 111,169, 166,799.70 and 44,656.30 is: 67,003.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,169 : 166,799.70 = 44,656.30 : x
  2. Step 2: Convert to fraction form
    111,169/166,799.70 = 44,656.30/x
  3. Step 3: Cross multiply
    111,169x = 166,799.70 × 44,656.30
  4. Step 4: Simplify right side
    111,169x = 7,448,657,443.11
  5. Step 5: Solve for x
    x = 7,448,657,443.11/111,169
  6. Step 6: Final answer
    x = 67,003.01

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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.