Home / 190,912.74-263,444.16-110,345.48

Finding the Fourth Proportional to 190,912.74, 263,444.16 and 110,345.48

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Solution

The fourth proportional to 190,912.74, 263,444.16 and 110,345.48 is: 152,267.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,912.74 : 263,444.16 = 110,345.48 : x
  2. Step 2: Convert to fraction form
    190,912.74/263,444.16 = 110,345.48/x
  3. Step 3: Cross multiply
    190,912.74x = 263,444.16 × 110,345.48
  4. Step 4: Simplify right side
    190,912.74x = 29,069,872,288.40
  5. Step 5: Solve for x
    x = 29,069,872,288.40/190,912.74
  6. Step 6: Final answer
    x = 152,267.85

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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.