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Finding the Fourth Proportional to 23,987.79, 35,984.09 and 7,347.63

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Solution

The fourth proportional to 23,987.79, 35,984.09 and 7,347.63 is: 11,022.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,987.79 : 35,984.09 = 7,347.63 : x
  2. Step 2: Convert to fraction form
    23,987.79/35,984.09 = 7,347.63/x
  3. Step 3: Cross multiply
    23,987.79x = 35,984.09 × 7,347.63
  4. Step 4: Simplify right side
    23,987.79x = 264,397,742.47
  5. Step 5: Solve for x
    x = 264,397,742.47/23,987.79
  6. Step 6: Final answer
    x = 11,022.18

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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.