Home / 55,018.53-75,925.62-29,868.03

Finding the Fourth Proportional to 55,018.53, 75,925.62 and 29,868.03

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Solution

The fourth proportional to 55,018.53, 75,925.62 and 29,868.03 is: 41,217.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,018.53 : 75,925.62 = 29,868.03 : x
  2. Step 2: Convert to fraction form
    55,018.53/75,925.62 = 29,868.03/x
  3. Step 3: Cross multiply
    55,018.53x = 75,925.62 × 29,868.03
  4. Step 4: Simplify right side
    55,018.53x = 2,267,748,695.93
  5. Step 5: Solve for x
    x = 2,267,748,695.93/55,018.53
  6. Step 6: Final answer
    x = 41,217.91

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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.