Home / 48,779.48-67,323.42-29,665.32

Finding the Fourth Proportional to 48,779.48, 67,323.42 and 29,665.32

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Solution

The fourth proportional to 48,779.48, 67,323.42 and 29,665.32 is: 40,942.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,779.48 : 67,323.42 = 29,665.32 : x
  2. Step 2: Convert to fraction form
    48,779.48/67,323.42 = 29,665.32/x
  3. Step 3: Cross multiply
    48,779.48x = 67,323.42 × 29,665.32
  4. Step 4: Simplify right side
    48,779.48x = 1,997,170,797.79
  5. Step 5: Solve for x
    x = 1,997,170,797.79/48,779.48
  6. Step 6: Final answer
    x = 40,942.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.