Home / 325,499.24-488,318.52-100,854.68

Finding the Fourth Proportional to 325,499.24, 488,318.52 and 100,854.68

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Solution

The fourth proportional to 325,499.24, 488,318.52 and 100,854.68 is: 151,303.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,499.24 : 488,318.52 = 100,854.68 : x
  2. Step 2: Convert to fraction form
    325,499.24/488,318.52 = 100,854.68/x
  3. Step 3: Cross multiply
    325,499.24x = 488,318.52 × 100,854.68
  4. Step 4: Simplify right side
    325,499.24x = 49,249,208,072.67
  5. Step 5: Solve for x
    x = 49,249,208,072.67/325,499.24
  6. Step 6: Final answer
    x = 151,303.60

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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.