Home / 54,679.09-75,457.15-29,528.59

Finding the Fourth Proportional to 54,679.09, 75,457.15 and 29,528.59

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Solution

The fourth proportional to 54,679.09, 75,457.15 and 29,528.59 is: 40,749.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,679.09 : 75,457.15 = 29,528.59 : x
  2. Step 2: Convert to fraction form
    54,679.09/75,457.15 = 29,528.59/x
  3. Step 3: Cross multiply
    54,679.09x = 75,457.15 × 29,528.59
  4. Step 4: Simplify right side
    54,679.09x = 2,228,143,244.92
  5. Step 5: Solve for x
    x = 2,228,143,244.92/54,679.09
  6. Step 6: Final answer
    x = 40,749.46

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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.