Home / 247,074.04-340,584.78-151,403.32

Finding the Fourth Proportional to 247,074.04, 340,584.78 and 151,403.32

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Solution

The fourth proportional to 247,074.04, 340,584.78 and 151,403.32 is: 208,705.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,074.04 : 340,584.78 = 151,403.32 : x
  2. Step 2: Convert to fraction form
    247,074.04/340,584.78 = 151,403.32/x
  3. Step 3: Cross multiply
    247,074.04x = 340,584.78 × 151,403.32
  4. Step 4: Simplify right side
    247,074.04x = 51,565,666,433.47
  5. Step 5: Solve for x
    x = 51,565,666,433.47/247,074.04
  6. Step 6: Final answer
    x = 208,705.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.