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Finding the Fourth Proportional to 105,683.94, 158,525.91 and 26,798.04

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Solution

The fourth proportional to 105,683.94, 158,525.91 and 26,798.04 is: 40,197.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,683.94 : 158,525.91 = 26,798.04 : x
  2. Step 2: Convert to fraction form
    105,683.94/158,525.91 = 26,798.04/x
  3. Step 3: Cross multiply
    105,683.94x = 158,525.91 × 26,798.04
  4. Step 4: Simplify right side
    105,683.94x = 4,248,183,677.22
  5. Step 5: Solve for x
    x = 4,248,183,677.22/105,683.94
  6. Step 6: Final answer
    x = 40,197.06

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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.