Home / 55,579.16-83,369.66-38,965.25

Finding the Fourth Proportional to 55,579.16, 83,369.66 and 38,965.25

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Solution

The fourth proportional to 55,579.16, 83,369.66 and 38,965.25 is: 58,448.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,579.16 : 83,369.66 = 38,965.25 : x
  2. Step 2: Convert to fraction form
    55,579.16/83,369.66 = 38,965.25/x
  3. Step 3: Cross multiply
    55,579.16x = 83,369.66 × 38,965.25
  4. Step 4: Simplify right side
    55,579.16x = 3,248,519,657.91
  5. Step 5: Solve for x
    x = 3,248,519,657.91/55,579.16
  6. Step 6: Final answer
    x = 58,448.52

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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.