Home / 75,558.83-104,274.69-43,721.57

Finding the Fourth Proportional to 75,558.83, 104,274.69 and 43,721.57

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Solution

The fourth proportional to 75,558.83, 104,274.69 and 43,721.57 is: 60,337.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,558.83 : 104,274.69 = 43,721.57 : x
  2. Step 2: Convert to fraction form
    75,558.83/104,274.69 = 43,721.57/x
  3. Step 3: Cross multiply
    75,558.83x = 104,274.69 × 43,721.57
  4. Step 4: Simplify right side
    75,558.83x = 4,559,053,158.06
  5. Step 5: Solve for x
    x = 4,559,053,158.06/75,558.83
  6. Step 6: Final answer
    x = 60,337.79

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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.