Home / 61,017.36-91,525.92-40,089.60

Finding the Fourth Proportional to 61,017.36, 91,525.92 and 40,089.60

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Solution

The fourth proportional to 61,017.36, 91,525.92 and 40,089.60 is: 60,134.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,017.36 : 91,525.92 = 40,089.60 : x
  2. Step 2: Convert to fraction form
    61,017.36/91,525.92 = 40,089.60/x
  3. Step 3: Cross multiply
    61,017.36x = 91,525.92 × 40,089.60
  4. Step 4: Simplify right side
    61,017.36x = 3,669,237,522.43
  5. Step 5: Solve for x
    x = 3,669,237,522.43/61,017.36
  6. Step 6: Final answer
    x = 60,134.32

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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.