Home / 54,515.60-81,773.40-37,840.40

Finding the Fourth Proportional to 54,515.60, 81,773.40 and 37,840.40

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Solution

The fourth proportional to 54,515.60, 81,773.40 and 37,840.40 is: 56,760.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,515.60 : 81,773.40 = 37,840.40 : x
  2. Step 2: Convert to fraction form
    54,515.60/81,773.40 = 37,840.40/x
  3. Step 3: Cross multiply
    54,515.60x = 81,773.40 × 37,840.40
  4. Step 4: Simplify right side
    54,515.60x = 3,094,338,165.36
  5. Step 5: Solve for x
    x = 3,094,338,165.36/54,515.60
  6. Step 6: Final answer
    x = 56,760.60

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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.