Home / 270,250.02-405,419.07-83,261.52

Finding the Fourth Proportional to 270,250.02, 405,419.07 and 83,261.52

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Solution

The fourth proportional to 270,250.02, 405,419.07 and 83,261.52 is: 124,905.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,250.02 : 405,419.07 = 83,261.52 : x
  2. Step 2: Convert to fraction form
    270,250.02/405,419.07 = 83,261.52/x
  3. Step 3: Cross multiply
    270,250.02x = 405,419.07 × 83,261.52
  4. Step 4: Simplify right side
    270,250.02x = 33,755,808,317.42
  5. Step 5: Solve for x
    x = 33,755,808,317.42/270,250.02
  6. Step 6: Final answer
    x = 124,905.85

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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.