Home / 117,823.52-162,594.64-64,107.28

Finding the Fourth Proportional to 117,823.52, 162,594.64 and 64,107.28

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Solution

The fourth proportional to 117,823.52, 162,594.64 and 64,107.28 is: 88,467.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,823.52 : 162,594.64 = 64,107.28 : x
  2. Step 2: Convert to fraction form
    117,823.52/162,594.64 = 64,107.28/x
  3. Step 3: Cross multiply
    117,823.52x = 162,594.64 × 64,107.28
  4. Step 4: Simplify right side
    117,823.52x = 10,423,500,112.98
  5. Step 5: Solve for x
    x = 10,423,500,112.98/117,823.52
  6. Step 6: Final answer
    x = 88,467.06

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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.