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Finding the Fourth Proportional to 30,246.53, 45,379.02 and 15,465.83

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Solution

The fourth proportional to 30,246.53, 45,379.02 and 15,465.83 is: 23,203.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,246.53 : 45,379.02 = 15,465.83 : x
  2. Step 2: Convert to fraction form
    30,246.53/45,379.02 = 15,465.83/x
  3. Step 3: Cross multiply
    30,246.53x = 45,379.02 × 15,465.83
  4. Step 4: Simplify right side
    30,246.53x = 701,824,210.16
  5. Step 5: Solve for x
    x = 701,824,210.16/30,246.53
  6. Step 6: Final answer
    x = 23,203.46

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.