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Finding the Fourth Proportional to 14,347.99, 19,799.04 and 7,973.47

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Solution

The fourth proportional to 14,347.99, 19,799.04 and 7,973.47 is: 11,002.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,347.99 : 19,799.04 = 7,973.47 : x
  2. Step 2: Convert to fraction form
    14,347.99/19,799.04 = 7,973.47/x
  3. Step 3: Cross multiply
    14,347.99x = 19,799.04 × 7,973.47
  4. Step 4: Simplify right side
    14,347.99x = 157,867,051.47
  5. Step 5: Solve for x
    x = 157,867,051.47/14,347.99
  6. Step 6: Final answer
    x = 11,002.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.