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Finding the Fourth Proportional to 14,840.88, 22,253.88 and 8,271.60

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Solution

The fourth proportional to 14,840.88, 22,253.88 and 8,271.60 is: 12,403.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,840.88 : 22,253.88 = 8,271.60 : x
  2. Step 2: Convert to fraction form
    14,840.88/22,253.88 = 8,271.60/x
  3. Step 3: Cross multiply
    14,840.88x = 22,253.88 × 8,271.60
  4. Step 4: Simplify right side
    14,840.88x = 184,075,193.81
  5. Step 5: Solve for x
    x = 184,075,193.81/14,840.88
  6. Step 6: Final answer
    x = 12,403.25

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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.