Home / 97,028.82-133,898.40-54,587.25

Finding the Fourth Proportional to 97,028.82, 133,898.40 and 54,587.25

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Solution

The fourth proportional to 97,028.82, 133,898.40 and 54,587.25 is: 75,329.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,028.82 : 133,898.40 = 54,587.25 : x
  2. Step 2: Convert to fraction form
    97,028.82/133,898.40 = 54,587.25/x
  3. Step 3: Cross multiply
    97,028.82x = 133,898.40 × 54,587.25
  4. Step 4: Simplify right side
    97,028.82x = 7,309,145,435.40
  5. Step 5: Solve for x
    x = 7,309,145,435.40/97,028.82
  6. Step 6: Final answer
    x = 75,329.63

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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.