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Finding the Fourth Proportional to 49,624.60, 74,441.70 and 14,564.60

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Solution

The fourth proportional to 49,624.60, 74,441.70 and 14,564.60 is: 21,848.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,624.60 : 74,441.70 = 14,564.60 : x
  2. Step 2: Convert to fraction form
    49,624.60/74,441.70 = 14,564.60/x
  3. Step 3: Cross multiply
    49,624.60x = 74,441.70 × 14,564.60
  4. Step 4: Simplify right side
    49,624.60x = 1,084,213,583.82
  5. Step 5: Solve for x
    x = 1,084,213,583.82/49,624.60
  6. Step 6: Final answer
    x = 21,848.31

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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.