Home / 470,959.24-706,432.38-115,976.20

Finding the Fourth Proportional to 470,959.24, 706,432.38 and 115,976.20

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Solution

The fourth proportional to 470,959.24, 706,432.38 and 115,976.20 is: 173,962.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,959.24 : 706,432.38 = 115,976.20 : x
  2. Step 2: Convert to fraction form
    470,959.24/706,432.38 = 115,976.20/x
  3. Step 3: Cross multiply
    470,959.24x = 706,432.38 × 115,976.20
  4. Step 4: Simplify right side
    470,959.24x = 81,929,342,989.36
  5. Step 5: Solve for x
    x = 81,929,342,989.36/470,959.24
  6. Step 6: Final answer
    x = 173,962.70

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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.