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Finding the Fourth Proportional to 146,016.60, 218,903.40 and 61,841.40

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Solution

The fourth proportional to 146,016.60, 218,903.40 and 61,841.40 is: 92,710.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,016.60 : 218,903.40 = 61,841.40 : x
  2. Step 2: Convert to fraction form
    146,016.60/218,903.40 = 61,841.40/x
  3. Step 3: Cross multiply
    146,016.60x = 218,903.40 × 61,841.40
  4. Step 4: Simplify right side
    146,016.60x = 13,537,292,720.76
  5. Step 5: Solve for x
    x = 13,537,292,720.76/146,016.60
  6. Step 6: Final answer
    x = 92,710.64

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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.