Home / 67,757.44-93,498.96-40,904.32

Finding the Fourth Proportional to 67,757.44, 93,498.96 and 40,904.32

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Solution

The fourth proportional to 67,757.44, 93,498.96 and 40,904.32 is: 56,444.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,757.44 : 93,498.96 = 40,904.32 : x
  2. Step 2: Convert to fraction form
    67,757.44/93,498.96 = 40,904.32/x
  3. Step 3: Cross multiply
    67,757.44x = 93,498.96 × 40,904.32
  4. Step 4: Simplify right side
    67,757.44x = 3,824,511,379.51
  5. Step 5: Solve for x
    x = 3,824,511,379.51/67,757.44
  6. Step 6: Final answer
    x = 56,444.15

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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.