Home / 54,565.20-81,653.40-37,846.80

Finding the Fourth Proportional to 54,565.20, 81,653.40 and 37,846.80

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Solution

The fourth proportional to 54,565.20, 81,653.40 and 37,846.80 is: 56,635.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,565.20 : 81,653.40 = 37,846.80 : x
  2. Step 2: Convert to fraction form
    54,565.20/81,653.40 = 37,846.80/x
  3. Step 3: Cross multiply
    54,565.20x = 81,653.40 × 37,846.80
  4. Step 4: Simplify right side
    54,565.20x = 3,090,319,899.12
  5. Step 5: Solve for x
    x = 3,090,319,899.12/54,565.20
  6. Step 6: Final answer
    x = 56,635.36

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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.