Home / 47,805.11-71,707.63-14,525.04

Finding the Fourth Proportional to 47,805.11, 71,707.63 and 14,525.04

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Solution

The fourth proportional to 47,805.11, 71,707.63 and 14,525.04 is: 21,787.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,805.11 : 71,707.63 = 14,525.04 : x
  2. Step 2: Convert to fraction form
    47,805.11/71,707.63 = 14,525.04/x
  3. Step 3: Cross multiply
    47,805.11x = 71,707.63 × 14,525.04
  4. Step 4: Simplify right side
    47,805.11x = 1,041,556,337.01
  5. Step 5: Solve for x
    x = 1,041,556,337.01/47,805.11
  6. Step 6: Final answer
    x = 21,787.55

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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.