Home / 163,726.22-245,589.39-73,663.74

Finding the Fourth Proportional to 163,726.22, 245,589.39 and 73,663.74

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Solution

The fourth proportional to 163,726.22, 245,589.39 and 73,663.74 is: 110,495.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,726.22 : 245,589.39 = 73,663.74 : x
  2. Step 2: Convert to fraction form
    163,726.22/245,589.39 = 73,663.74/x
  3. Step 3: Cross multiply
    163,726.22x = 245,589.39 × 73,663.74
  4. Step 4: Simplify right side
    163,726.22x = 18,091,032,971.72
  5. Step 5: Solve for x
    x = 18,091,032,971.72/163,726.22
  6. Step 6: Final answer
    x = 110,495.64

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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.