Home / 161,256.02-241,800.39-72,433.64

Finding the Fourth Proportional to 161,256.02, 241,800.39 and 72,433.64

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Solution

The fourth proportional to 161,256.02, 241,800.39 and 72,433.64 is: 108,612.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,256.02 : 241,800.39 = 72,433.64 : x
  2. Step 2: Convert to fraction form
    161,256.02/241,800.39 = 72,433.64/x
  3. Step 3: Cross multiply
    161,256.02x = 241,800.39 × 72,433.64
  4. Step 4: Simplify right side
    161,256.02x = 17,514,483,005.62
  5. Step 5: Solve for x
    x = 17,514,483,005.62/161,256.02
  6. Step 6: Final answer
    x = 108,612.90

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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.