Home / 48,461.80-72,684.24-12,923.56

Finding the Fourth Proportional to 48,461.80, 72,684.24 and 12,923.56

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Solution

The fourth proportional to 48,461.80, 72,684.24 and 12,923.56 is: 19,383.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,461.80 : 72,684.24 = 12,923.56 : x
  2. Step 2: Convert to fraction form
    48,461.80/72,684.24 = 12,923.56/x
  3. Step 3: Cross multiply
    48,461.80x = 72,684.24 × 12,923.56
  4. Step 4: Simplify right side
    48,461.80x = 939,339,136.69
  5. Step 5: Solve for x
    x = 939,339,136.69/48,461.80
  6. Step 6: Final answer
    x = 19,383.08

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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.