Home / 179,838.10-248,182.59-98,171.20

Finding the Fourth Proportional to 179,838.10, 248,182.59 and 98,171.20

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Solution

The fourth proportional to 179,838.10, 248,182.59 and 98,171.20 is: 135,479.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,838.10 : 248,182.59 = 98,171.20 : x
  2. Step 2: Convert to fraction form
    179,838.10/248,182.59 = 98,171.20/x
  3. Step 3: Cross multiply
    179,838.10x = 248,182.59 × 98,171.20
  4. Step 4: Simplify right side
    179,838.10x = 24,364,382,679.41
  5. Step 5: Solve for x
    x = 24,364,382,679.41/179,838.10
  6. Step 6: Final answer
    x = 135,479.54

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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.