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Finding the Fourth Proportional to 146,095.60, 218,970.60 and 61,855.60

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Solution

The fourth proportional to 146,095.60, 218,970.60 and 61,855.60 is: 92,710.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,095.60 : 218,970.60 = 61,855.60 : x
  2. Step 2: Convert to fraction form
    146,095.60/218,970.60 = 61,855.60/x
  3. Step 3: Cross multiply
    146,095.60x = 218,970.60 × 61,855.60
  4. Step 4: Simplify right side
    146,095.60x = 13,544,557,845.36
  5. Step 5: Solve for x
    x = 13,544,557,845.36/146,095.60
  6. Step 6: Final answer
    x = 92,710.24

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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.