Home / 163,977.02-245,941.05-45,636.02

Finding the Fourth Proportional to 163,977.02, 245,941.05 and 45,636.02

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Solution

The fourth proportional to 163,977.02, 245,941.05 and 45,636.02 is: 68,447.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,977.02 : 245,941.05 = 45,636.02 : x
  2. Step 2: Convert to fraction form
    163,977.02/245,941.05 = 45,636.02/x
  3. Step 3: Cross multiply
    163,977.02x = 245,941.05 × 45,636.02
  4. Step 4: Simplify right side
    163,977.02x = 11,223,770,676.62
  5. Step 5: Solve for x
    x = 11,223,770,676.62/163,977.02
  6. Step 6: Final answer
    x = 68,447.22

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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.