Home / 216,583.56-298,765.32-125,929.50

Finding the Fourth Proportional to 216,583.56, 298,765.32 and 125,929.50

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Solution

The fourth proportional to 216,583.56, 298,765.32 and 125,929.50 is: 173,712.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,583.56 : 298,765.32 = 125,929.50 : x
  2. Step 2: Convert to fraction form
    216,583.56/298,765.32 = 125,929.50/x
  3. Step 3: Cross multiply
    216,583.56x = 298,765.32 × 125,929.50
  4. Step 4: Simplify right side
    216,583.56x = 37,623,367,364.94
  5. Step 5: Solve for x
    x = 37,623,367,364.94/216,583.56
  6. Step 6: Final answer
    x = 173,712.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.