Home / 185,011.80-277,396.20-72,624.30

Finding the Fourth Proportional to 185,011.80, 277,396.20 and 72,624.30

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Solution

The fourth proportional to 185,011.80, 277,396.20 and 72,624.30 is: 108,888.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,011.80 : 277,396.20 = 72,624.30 : x
  2. Step 2: Convert to fraction form
    185,011.80/277,396.20 = 72,624.30/x
  3. Step 3: Cross multiply
    185,011.80x = 277,396.20 × 72,624.30
  4. Step 4: Simplify right side
    185,011.80x = 20,145,704,847.66
  5. Step 5: Solve for x
    x = 20,145,704,847.66/185,011.80
  6. Step 6: Final answer
    x = 108,888.76

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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.