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Finding the Fourth Proportional to 9,973.01, 14,959.58 and 4,763.09

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Solution

The fourth proportional to 9,973.01, 14,959.58 and 4,763.09 is: 7,144.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,973.01 : 14,959.58 = 4,763.09 : x
  2. Step 2: Convert to fraction form
    9,973.01/14,959.58 = 4,763.09/x
  3. Step 3: Cross multiply
    9,973.01x = 14,959.58 × 4,763.09
  4. Step 4: Simplify right side
    9,973.01x = 71,253,727.29
  5. Step 5: Solve for x
    x = 71,253,727.29/9,973.01
  6. Step 6: Final answer
    x = 7,144.66

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1.5x scale

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.