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Finding the Fourth Proportional to 14,347.56, 19,799.24 and 7,973.99

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Solution

The fourth proportional to 14,347.56, 19,799.24 and 7,973.99 is: 11,003.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,347.56 : 19,799.24 = 7,973.99 : x
  2. Step 2: Convert to fraction form
    14,347.56/19,799.24 = 7,973.99/x
  3. Step 3: Cross multiply
    14,347.56x = 19,799.24 × 7,973.99
  4. Step 4: Simplify right side
    14,347.56x = 157,878,802.90
  5. Step 5: Solve for x
    x = 157,878,802.90/14,347.56
  6. Step 6: Final answer
    x = 11,003.88

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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.