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Finding the Fourth Proportional to 62,090.88, 93,068.28 and 28,800.96

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Solution

The fourth proportional to 62,090.88, 93,068.28 and 28,800.96 is: 43,169.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,090.88 : 93,068.28 = 28,800.96 : x
  2. Step 2: Convert to fraction form
    62,090.88/93,068.28 = 28,800.96/x
  3. Step 3: Cross multiply
    62,090.88x = 93,068.28 × 28,800.96
  4. Step 4: Simplify right side
    62,090.88x = 2,680,455,809.55
  5. Step 5: Solve for x
    x = 2,680,455,809.55/62,090.88
  6. Step 6: Final answer
    x = 43,169.88

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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.