Home / 61,172.36-91,767.66-21,726.16

Finding the Fourth Proportional to 61,172.36, 91,767.66 and 21,726.16

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Solution

The fourth proportional to 61,172.36, 91,767.66 and 21,726.16 is: 32,592.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,172.36 : 91,767.66 = 21,726.16 : x
  2. Step 2: Convert to fraction form
    61,172.36/91,767.66 = 21,726.16/x
  3. Step 3: Cross multiply
    61,172.36x = 91,767.66 × 21,726.16
  4. Step 4: Simplify right side
    61,172.36x = 1,993,758,863.99
  5. Step 5: Solve for x
    x = 1,993,758,863.99/61,172.36
  6. Step 6: Final answer
    x = 32,592.48

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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.