Home / 194,683.05-268,720.07-114,128.01

Finding the Fourth Proportional to 194,683.05, 268,720.07 and 114,128.01

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Solution

The fourth proportional to 194,683.05, 268,720.07 and 114,128.01 is: 157,530.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,683.05 : 268,720.07 = 114,128.01 : x
  2. Step 2: Convert to fraction form
    194,683.05/268,720.07 = 114,128.01/x
  3. Step 3: Cross multiply
    194,683.05x = 268,720.07 × 114,128.01
  4. Step 4: Simplify right side
    194,683.05x = 30,668,486,265.52
  5. Step 5: Solve for x
    x = 30,668,486,265.52/194,683.05
  6. Step 6: Final answer
    x = 157,530.34

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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.