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Finding the Fourth Proportional to 185,205.78, 277,779.69 and 58,829.40

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Solution

The fourth proportional to 185,205.78, 277,779.69 and 58,829.40 is: 88,234.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,205.78 : 277,779.69 = 58,829.40 : x
  2. Step 2: Convert to fraction form
    185,205.78/277,779.69 = 58,829.40/x
  3. Step 3: Cross multiply
    185,205.78x = 277,779.69 × 58,829.40
  4. Step 4: Simplify right side
    185,205.78x = 16,341,612,494.89
  5. Step 5: Solve for x
    x = 16,341,612,494.89/185,205.78
  6. Step 6: Final answer
    x = 88,234.89

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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.