Home / 190,636.86-263,090.79-110,079.12

Finding the Fourth Proportional to 190,636.86, 263,090.79 and 110,079.12

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Solution

The fourth proportional to 190,636.86, 263,090.79 and 110,079.12 is: 151,916.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,636.86 : 263,090.79 = 110,079.12 : x
  2. Step 2: Convert to fraction form
    190,636.86/263,090.79 = 110,079.12/x
  3. Step 3: Cross multiply
    190,636.86x = 263,090.79 × 110,079.12
  4. Step 4: Simplify right side
    190,636.86x = 28,960,802,643.30
  5. Step 5: Solve for x
    x = 28,960,802,643.30/190,636.86
  6. Step 6: Final answer
    x = 151,916.07

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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.