Home / 42,586.95-63,889.34-14,504.79

Finding the Fourth Proportional to 42,586.95, 63,889.34 and 14,504.79

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Solution

The fourth proportional to 42,586.95, 63,889.34 and 14,504.79 is: 21,760.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,586.95 : 63,889.34 = 14,504.79 : x
  2. Step 2: Convert to fraction form
    42,586.95/63,889.34 = 14,504.79/x
  3. Step 3: Cross multiply
    42,586.95x = 63,889.34 × 14,504.79
  4. Step 4: Simplify right side
    42,586.95x = 926,701,387.41
  5. Step 5: Solve for x
    x = 926,701,387.41/42,586.95
  6. Step 6: Final answer
    x = 21,760.22

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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.