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Finding the Fourth Proportional to 8,578.53, 11,835.54 and 5,041.08

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Solution

The fourth proportional to 8,578.53, 11,835.54 and 5,041.08 is: 6,955.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,578.53 : 11,835.54 = 5,041.08 : x
  2. Step 2: Convert to fraction form
    8,578.53/11,835.54 = 5,041.08/x
  3. Step 3: Cross multiply
    8,578.53x = 11,835.54 × 5,041.08
  4. Step 4: Simplify right side
    8,578.53x = 59,663,903.98
  5. Step 5: Solve for x
    x = 59,663,903.98/8,578.53
  6. Step 6: Final answer
    x = 6,955.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.