Home / 163,718.85-245,619.14-57,104.33

Finding the Fourth Proportional to 163,718.85, 245,619.14 and 57,104.33

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Solution

The fourth proportional to 163,718.85, 245,619.14 and 57,104.33 is: 85,670.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,718.85 : 245,619.14 = 57,104.33 : x
  2. Step 2: Convert to fraction form
    163,718.85/245,619.14 = 57,104.33/x
  3. Step 3: Cross multiply
    163,718.85x = 245,619.14 × 57,104.33
  4. Step 4: Simplify right side
    163,718.85x = 14,025,916,424.88
  5. Step 5: Solve for x
    x = 14,025,916,424.88/163,718.85
  6. Step 6: Final answer
    x = 85,670.75

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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.