Home / 190,615.36-263,061.12-110,057.62

Finding the Fourth Proportional to 190,615.36, 263,061.12 and 110,057.62

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Solution

The fourth proportional to 190,615.36, 263,061.12 and 110,057.62 is: 151,886.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,615.36 : 263,061.12 = 110,057.62 : x
  2. Step 2: Convert to fraction form
    190,615.36/263,061.12 = 110,057.62/x
  3. Step 3: Cross multiply
    190,615.36x = 263,061.12 × 110,057.62
  4. Step 4: Simplify right side
    190,615.36x = 28,951,880,781.73
  5. Step 5: Solve for x
    x = 28,951,880,781.73/190,615.36
  6. Step 6: Final answer
    x = 151,886.40

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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.