Home / 111,027.90-166,055.85-99,266.70

Finding the Fourth Proportional to 111,027.90, 166,055.85 and 99,266.70

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Solution

The fourth proportional to 111,027.90, 166,055.85 and 99,266.70 is: 148,465.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,027.90 : 166,055.85 = 99,266.70 : x
  2. Step 2: Convert to fraction form
    111,027.90/166,055.85 = 99,266.70/x
  3. Step 3: Cross multiply
    111,027.90x = 166,055.85 × 99,266.70
  4. Step 4: Simplify right side
    111,027.90x = 16,483,816,245.20
  5. Step 5: Solve for x
    x = 16,483,816,245.20/111,027.90
  6. Step 6: Final answer
    x = 148,465.53

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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.