Home / 248,346.84-342,718.38-135,169.32

Finding the Fourth Proportional to 248,346.84, 342,718.38 and 135,169.32

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Solution

The fourth proportional to 248,346.84, 342,718.38 and 135,169.32 is: 186,533.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,346.84 : 342,718.38 = 135,169.32 : x
  2. Step 2: Convert to fraction form
    248,346.84/342,718.38 = 135,169.32/x
  3. Step 3: Cross multiply
    248,346.84x = 342,718.38 × 135,169.32
  4. Step 4: Simplify right side
    248,346.84x = 46,325,010,376.10
  5. Step 5: Solve for x
    x = 46,325,010,376.10/248,346.84
  6. Step 6: Final answer
    x = 186,533.52

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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.