Home / 97,201.35-134,133.09-54,185.52

Finding the Fourth Proportional to 97,201.35, 134,133.09 and 54,185.52

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Solution

The fourth proportional to 97,201.35, 134,133.09 and 54,185.52 is: 74,773.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,201.35 : 134,133.09 = 54,185.52 : x
  2. Step 2: Convert to fraction form
    97,201.35/134,133.09 = 54,185.52/x
  3. Step 3: Cross multiply
    97,201.35x = 134,133.09 × 54,185.52
  4. Step 4: Simplify right side
    97,201.35x = 7,268,071,230.86
  5. Step 5: Solve for x
    x = 7,268,071,230.86/97,201.35
  6. Step 6: Final answer
    x = 74,773.36

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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.