Home / 190,340.25-262,550.76-122,445.75

Finding the Fourth Proportional to 190,340.25, 262,550.76 and 122,445.75

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Solution

The fourth proportional to 190,340.25, 262,550.76 and 122,445.75 is: 168,898.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,340.25 : 262,550.76 = 122,445.75 : x
  2. Step 2: Convert to fraction form
    190,340.25/262,550.76 = 122,445.75/x
  3. Step 3: Cross multiply
    190,340.25x = 262,550.76 × 122,445.75
  4. Step 4: Simplify right side
    190,340.25x = 32,148,224,721.27
  5. Step 5: Solve for x
    x = 32,148,224,721.27/190,340.25
  6. Step 6: Final answer
    x = 168,898.72

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1.5x scale

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.