Home / 186,681.20-280,021.22-46,439.83

Finding the Fourth Proportional to 186,681.20, 280,021.22 and 46,439.83

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Solution

The fourth proportional to 186,681.20, 280,021.22 and 46,439.83 is: 69,659.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,681.20 : 280,021.22 = 46,439.83 : x
  2. Step 2: Convert to fraction form
    186,681.20/280,021.22 = 46,439.83/x
  3. Step 3: Cross multiply
    186,681.20x = 280,021.22 × 46,439.83
  4. Step 4: Simplify right side
    186,681.20x = 13,004,136,453.09
  5. Step 5: Solve for x
    x = 13,004,136,453.09/186,681.20
  6. Step 6: Final answer
    x = 69,659.59

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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.