Home / 148,762.20-205,371.90-114,695.94

Finding the Fourth Proportional to 148,762.20, 205,371.90 and 114,695.94

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Solution

The fourth proportional to 148,762.20, 205,371.90 and 114,695.94 is: 158,342.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,762.20 : 205,371.90 = 114,695.94 : x
  2. Step 2: Convert to fraction form
    148,762.20/205,371.90 = 114,695.94/x
  3. Step 3: Cross multiply
    148,762.20x = 205,371.90 × 114,695.94
  4. Step 4: Simplify right side
    148,762.20x = 23,555,323,120.09
  5. Step 5: Solve for x
    x = 23,555,323,120.09/148,762.20
  6. Step 6: Final answer
    x = 158,342.13

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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.