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Finding the Fourth Proportional to 15,323.05, 22,989.53 and 7,526.40

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Solution

The fourth proportional to 15,323.05, 22,989.53 and 7,526.40 is: 11,292.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,323.05 : 22,989.53 = 7,526.40 : x
  2. Step 2: Convert to fraction form
    15,323.05/22,989.53 = 7,526.40/x
  3. Step 3: Cross multiply
    15,323.05x = 22,989.53 × 7,526.40
  4. Step 4: Simplify right side
    15,323.05x = 173,028,398.59
  5. Step 5: Solve for x
    x = 173,028,398.59/15,323.05
  6. Step 6: Final answer
    x = 11,292.03

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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.