Home / 55,175.04-82,710.72-28,897.02

Finding the Fourth Proportional to 55,175.04, 82,710.72 and 28,897.02

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Solution

The fourth proportional to 55,175.04, 82,710.72 and 28,897.02 is: 43,318.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,175.04 : 82,710.72 = 28,897.02 : x
  2. Step 2: Convert to fraction form
    55,175.04/82,710.72 = 28,897.02/x
  3. Step 3: Cross multiply
    55,175.04x = 82,710.72 × 28,897.02
  4. Step 4: Simplify right side
    55,175.04x = 2,390,093,330.05
  5. Step 5: Solve for x
    x = 2,390,093,330.05/55,175.04
  6. Step 6: Final answer
    x = 43,318.38

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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.