Home / 153,936.10-230,515.35-101,059.30

Finding the Fourth Proportional to 153,936.10, 230,515.35 and 101,059.30

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Solution

The fourth proportional to 153,936.10, 230,515.35 and 101,059.30 is: 151,333.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,936.10 : 230,515.35 = 101,059.30 : x
  2. Step 2: Convert to fraction form
    153,936.10/230,515.35 = 101,059.30/x
  3. Step 3: Cross multiply
    153,936.10x = 230,515.35 × 101,059.30
  4. Step 4: Simplify right side
    153,936.10x = 23,295,719,910.26
  5. Step 5: Solve for x
    x = 23,295,719,910.26/153,936.10
  6. Step 6: Final answer
    x = 151,333.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.