Home / 111,165.13-166,628.22-48,015.10

Finding the Fourth Proportional to 111,165.13, 166,628.22 and 48,015.10

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Solution

The fourth proportional to 111,165.13, 166,628.22 and 48,015.10 is: 71,971.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,165.13 : 166,628.22 = 48,015.10 : x
  2. Step 2: Convert to fraction form
    111,165.13/166,628.22 = 48,015.10/x
  3. Step 3: Cross multiply
    111,165.13x = 166,628.22 × 48,015.10
  4. Step 4: Simplify right side
    111,165.13x = 8,000,670,646.12
  5. Step 5: Solve for x
    x = 8,000,670,646.12/111,165.13
  6. Step 6: Final answer
    x = 71,971.05

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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.