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Finding the Fourth Proportional to 22,703.80, 34,055.70 and 14,830.60

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Solution

The fourth proportional to 22,703.80, 34,055.70 and 14,830.60 is: 22,245.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,703.80 : 34,055.70 = 14,830.60 : x
  2. Step 2: Convert to fraction form
    22,703.80/34,055.70 = 14,830.60/x
  3. Step 3: Cross multiply
    22,703.80x = 34,055.70 × 14,830.60
  4. Step 4: Simplify right side
    22,703.80x = 505,066,464.42
  5. Step 5: Solve for x
    x = 505,066,464.42/22,703.80
  6. Step 6: Final answer
    x = 22,245.90

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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.