Home / 190,905.32-263,417.72-110,340.36

Finding the Fourth Proportional to 190,905.32, 263,417.72 and 110,340.36

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Solution

The fourth proportional to 190,905.32, 263,417.72 and 110,340.36 is: 152,251.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,905.32 : 263,417.72 = 110,340.36 : x
  2. Step 2: Convert to fraction form
    190,905.32/263,417.72 = 110,340.36/x
  3. Step 3: Cross multiply
    190,905.32x = 263,417.72 × 110,340.36
  4. Step 4: Simplify right side
    190,905.32x = 29,065,605,503.48
  5. Step 5: Solve for x
    x = 29,065,605,503.48/190,905.32
  6. Step 6: Final answer
    x = 152,251.42

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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.