Home / 190,657.14-263,145.15-110,097.78

Finding the Fourth Proportional to 190,657.14, 263,145.15 and 110,097.78

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Solution

The fourth proportional to 190,657.14, 263,145.15 and 110,097.78 is: 151,957.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,657.14 : 263,145.15 = 110,097.78 : x
  2. Step 2: Convert to fraction form
    190,657.14/263,145.15 = 110,097.78/x
  3. Step 3: Cross multiply
    190,657.14x = 263,145.15 × 110,097.78
  4. Step 4: Simplify right side
    190,657.14x = 28,971,696,832.77
  5. Step 5: Solve for x
    x = 28,971,696,832.77/190,657.14
  6. Step 6: Final answer
    x = 151,957.05

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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.