Home / 166,451.25-249,739.77-99,937.79

Finding the Fourth Proportional to 166,451.25, 249,739.77 and 99,937.79

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Solution

The fourth proportional to 166,451.25, 249,739.77 and 99,937.79 is: 149,944.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,451.25 : 249,739.77 = 99,937.79 : x
  2. Step 2: Convert to fraction form
    166,451.25/249,739.77 = 99,937.79/x
  3. Step 3: Cross multiply
    166,451.25x = 249,739.77 × 99,937.79
  4. Step 4: Simplify right side
    166,451.25x = 24,958,439,440.21
  5. Step 5: Solve for x
    x = 24,958,439,440.21/166,451.25
  6. Step 6: Final answer
    x = 149,944.44

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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.