Home / 163,823.80-245,845.05-92,746.30

Finding the Fourth Proportional to 163,823.80, 245,845.05 and 92,746.30

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Solution

The fourth proportional to 163,823.80, 245,845.05 and 92,746.30 is: 139,181.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,823.80 : 245,845.05 = 92,746.30 : x
  2. Step 2: Convert to fraction form
    163,823.80/245,845.05 = 92,746.30/x
  3. Step 3: Cross multiply
    163,823.80x = 245,845.05 × 92,746.30
  4. Step 4: Simplify right side
    163,823.80x = 22,801,218,760.82
  5. Step 5: Solve for x
    x = 22,801,218,760.82/163,823.80
  6. Step 6: Final answer
    x = 139,181.36

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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.