Home / 55,275.79-82,913.34-15,832.91

Finding the Fourth Proportional to 55,275.79, 82,913.34 and 15,832.91

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Solution

The fourth proportional to 55,275.79, 82,913.34 and 15,832.91 is: 23,749.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,275.79 : 82,913.34 = 15,832.91 : x
  2. Step 2: Convert to fraction form
    55,275.79/82,913.34 = 15,832.91/x
  3. Step 3: Cross multiply
    55,275.79x = 82,913.34 × 15,832.91
  4. Step 4: Simplify right side
    55,275.79x = 1,312,759,450.02
  5. Step 5: Solve for x
    x = 1,312,759,450.02/55,275.79
  6. Step 6: Final answer
    x = 23,749.27

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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.