Home / 55,164.70-82,746.58-15,721.93

Finding the Fourth Proportional to 55,164.70, 82,746.58 and 15,721.93

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Solution

The fourth proportional to 55,164.70, 82,746.58 and 15,721.93 is: 23,582.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,164.70 : 82,746.58 = 15,721.93 : x
  2. Step 2: Convert to fraction form
    55,164.70/82,746.58 = 15,721.93/x
  3. Step 3: Cross multiply
    55,164.70x = 82,746.58 × 15,721.93
  4. Step 4: Simplify right side
    55,164.70x = 1,300,935,938.50
  5. Step 5: Solve for x
    x = 1,300,935,938.50/55,164.70
  6. Step 6: Final answer
    x = 23,582.76

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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.