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Finding the Fourth Proportional to 15,925.98, 23,852.54 and 7,611.86

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Solution

The fourth proportional to 15,925.98, 23,852.54 and 7,611.86 is: 11,400.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,925.98 : 23,852.54 = 7,611.86 : x
  2. Step 2: Convert to fraction form
    15,925.98/23,852.54 = 7,611.86/x
  3. Step 3: Cross multiply
    15,925.98x = 23,852.54 × 7,611.86
  4. Step 4: Simplify right side
    15,925.98x = 181,562,195.12
  5. Step 5: Solve for x
    x = 181,562,195.12/15,925.98
  6. Step 6: Final answer
    x = 11,400.38

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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.