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Finding the Fourth Proportional to 23,724.90, 35,554.95 and 15,804.90

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Solution

The fourth proportional to 23,724.90, 35,554.95 and 15,804.90 is: 23,685.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,724.90 : 35,554.95 = 15,804.90 : x
  2. Step 2: Convert to fraction form
    23,724.90/35,554.95 = 15,804.90/x
  3. Step 3: Cross multiply
    23,724.90x = 35,554.95 × 15,804.90
  4. Step 4: Simplify right side
    23,724.90x = 561,942,429.26
  5. Step 5: Solve for x
    x = 561,942,429.26/23,724.90
  6. Step 6: Final answer
    x = 23,685.77

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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.