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Finding the Fourth Proportional to 97,455.80, 146,070.30 and 44,870.60

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Solution

The fourth proportional to 97,455.80, 146,070.30 and 44,870.60 is: 67,253.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,455.80 : 146,070.30 = 44,870.60 : x
  2. Step 2: Convert to fraction form
    97,455.80/146,070.30 = 44,870.60/x
  3. Step 3: Cross multiply
    97,455.80x = 146,070.30 × 44,870.60
  4. Step 4: Simplify right side
    97,455.80x = 6,554,262,003.18
  5. Step 5: Solve for x
    x = 6,554,262,003.18/97,455.80
  6. Step 6: Final answer
    x = 67,253.69

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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.