Home / 163,684.71-245,537.45-51,369.36

Finding the Fourth Proportional to 163,684.71, 245,537.45 and 51,369.36

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Solution

The fourth proportional to 163,684.71, 245,537.45 and 51,369.36 is: 77,057.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,684.71 : 245,537.45 = 51,369.36 : x
  2. Step 2: Convert to fraction form
    163,684.71/245,537.45 = 51,369.36/x
  3. Step 3: Cross multiply
    163,684.71x = 245,537.45 × 51,369.36
  4. Step 4: Simplify right side
    163,684.71x = 12,613,101,662.53
  5. Step 5: Solve for x
    x = 12,613,101,662.53/163,684.71
  6. Step 6: Final answer
    x = 77,057.30

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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.