Home / 153,022.58-211,201.39-97,796.58

Finding the Fourth Proportional to 153,022.58, 211,201.39 and 97,796.58

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Solution

The fourth proportional to 153,022.58, 211,201.39 and 97,796.58 is: 134,978.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,022.58 : 211,201.39 = 97,796.58 : x
  2. Step 2: Convert to fraction form
    153,022.58/211,201.39 = 97,796.58/x
  3. Step 3: Cross multiply
    153,022.58x = 211,201.39 × 97,796.58
  4. Step 4: Simplify right side
    153,022.58x = 20,654,773,633.25
  5. Step 5: Solve for x
    x = 20,654,773,633.25/153,022.58
  6. Step 6: Final answer
    x = 134,978.60

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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.