Home / 99,561.99-137,261.21-96,466.17

Finding the Fourth Proportional to 99,561.99, 137,261.21 and 96,466.17

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Solution

The fourth proportional to 99,561.99, 137,261.21 and 96,466.17 is: 132,993.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,561.99 : 137,261.21 = 96,466.17 : x
  2. Step 2: Convert to fraction form
    99,561.99/137,261.21 = 96,466.17/x
  3. Step 3: Cross multiply
    99,561.99x = 137,261.21 × 96,466.17
  4. Step 4: Simplify right side
    99,561.99x = 13,241,062,735.93
  5. Step 5: Solve for x
    x = 13,241,062,735.93/99,561.99
  6. Step 6: Final answer
    x = 132,993.15

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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.