Home / 165,747.91-248,628.02-53,429.74

Finding the Fourth Proportional to 165,747.91, 248,628.02 and 53,429.74

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Solution

The fourth proportional to 165,747.91, 248,628.02 and 53,429.74 is: 80,146.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,747.91 : 248,628.02 = 53,429.74 : x
  2. Step 2: Convert to fraction form
    165,747.91/248,628.02 = 53,429.74/x
  3. Step 3: Cross multiply
    165,747.91x = 248,628.02 × 53,429.74
  4. Step 4: Simplify right side
    165,747.91x = 13,284,130,465.31
  5. Step 5: Solve for x
    x = 13,284,130,465.31/165,747.91
  6. Step 6: Final answer
    x = 80,146.59

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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.