Home / 192,056.40-265,023.65-111,470.91

Finding the Fourth Proportional to 192,056.40, 265,023.65 and 111,470.91

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Solution

The fourth proportional to 192,056.40, 265,023.65 and 111,470.91 is: 153,821.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,056.40 : 265,023.65 = 111,470.91 : x
  2. Step 2: Convert to fraction form
    192,056.40/265,023.65 = 111,470.91/x
  3. Step 3: Cross multiply
    192,056.40x = 265,023.65 × 111,470.91
  4. Step 4: Simplify right side
    192,056.40x = 29,542,426,879.67
  5. Step 5: Solve for x
    x = 29,542,426,879.67/192,056.40
  6. Step 6: Final answer
    x = 153,821.62

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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.