Home / 42,586.20-63,903.60-16,309.80

Finding the Fourth Proportional to 42,586.20, 63,903.60 and 16,309.80

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Solution

The fourth proportional to 42,586.20, 63,903.60 and 16,309.80 is: 24,474.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,586.20 : 63,903.60 = 16,309.80 : x
  2. Step 2: Convert to fraction form
    42,586.20/63,903.60 = 16,309.80/x
  3. Step 3: Cross multiply
    42,586.20x = 63,903.60 × 16,309.80
  4. Step 4: Simplify right side
    42,586.20x = 1,042,254,935.28
  5. Step 5: Solve for x
    x = 1,042,254,935.28/42,586.20
  6. Step 6: Final answer
    x = 24,474.01

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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.