Home / 74,219.10-111,342.15-24,285.30

Finding the Fourth Proportional to 74,219.10, 111,342.15 and 24,285.30

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Solution

The fourth proportional to 74,219.10, 111,342.15 and 24,285.30 is: 36,432.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,219.10 : 111,342.15 = 24,285.30 : x
  2. Step 2: Convert to fraction form
    74,219.10/111,342.15 = 24,285.30/x
  3. Step 3: Cross multiply
    74,219.10x = 111,342.15 × 24,285.30
  4. Step 4: Simplify right side
    74,219.10x = 2,703,977,515.40
  5. Step 5: Solve for x
    x = 2,703,977,515.40/74,219.10
  6. Step 6: Final answer
    x = 36,432.37

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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.