Home / 190,097.10-262,346.18-109,523.16

Finding the Fourth Proportional to 190,097.10, 262,346.18 and 109,523.16

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Solution

The fourth proportional to 190,097.10, 262,346.18 and 109,523.16 is: 151,148.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,097.10 : 262,346.18 = 109,523.16 : x
  2. Step 2: Convert to fraction form
    190,097.10/262,346.18 = 109,523.16/x
  3. Step 3: Cross multiply
    190,097.10x = 262,346.18 × 109,523.16
  4. Step 4: Simplify right side
    190,097.10x = 28,732,982,099.91
  5. Step 5: Solve for x
    x = 28,732,982,099.91/190,097.10
  6. Step 6: Final answer
    x = 151,148.98

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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.