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Finding the Fourth Proportional to 40,482.75, 55,871.07 and 23,715.75

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Solution

The fourth proportional to 40,482.75, 55,871.07 and 23,715.75 is: 32,730.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,482.75 : 55,871.07 = 23,715.75 : x
  2. Step 2: Convert to fraction form
    40,482.75/55,871.07 = 23,715.75/x
  3. Step 3: Cross multiply
    40,482.75x = 55,871.07 × 23,715.75
  4. Step 4: Simplify right side
    40,482.75x = 1,325,024,328.35
  5. Step 5: Solve for x
    x = 1,325,024,328.35/40,482.75
  6. Step 6: Final answer
    x = 32,730.59

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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.