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Finding the Fourth Proportional to 58,779.40, 88,226.70 and 29,230.60

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Solution

The fourth proportional to 58,779.40, 88,226.70 and 29,230.60 is: 43,874.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,779.40 : 88,226.70 = 29,230.60 : x
  2. Step 2: Convert to fraction form
    58,779.40/88,226.70 = 29,230.60/x
  3. Step 3: Cross multiply
    58,779.40x = 88,226.70 × 29,230.60
  4. Step 4: Simplify right side
    58,779.40x = 2,578,919,377.02
  5. Step 5: Solve for x
    x = 2,578,919,377.02/58,779.40
  6. Step 6: Final answer
    x = 43,874.54

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1.5x scale

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.