Home / 54,457.90-81,701.42-49,252.84

Finding the Fourth Proportional to 54,457.90, 81,701.42 and 49,252.84

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Solution

The fourth proportional to 54,457.90, 81,701.42 and 49,252.84 is: 73,892.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,457.90 : 81,701.42 = 49,252.84 : x
  2. Step 2: Convert to fraction form
    54,457.90/81,701.42 = 49,252.84/x
  3. Step 3: Cross multiply
    54,457.90x = 81,701.42 × 49,252.84
  4. Step 4: Simplify right side
    54,457.90x = 4,024,026,967.03
  5. Step 5: Solve for x
    x = 4,024,026,967.03/54,457.90
  6. Step 6: Final answer
    x = 73,892.44

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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.