Home / 117,568.10-176,352.16-82,663.58

Finding the Fourth Proportional to 117,568.10, 176,352.16 and 82,663.58

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Solution

The fourth proportional to 117,568.10, 176,352.16 and 82,663.58 is: 123,995.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,568.10 : 176,352.16 = 82,663.58 : x
  2. Step 2: Convert to fraction form
    117,568.10/176,352.16 = 82,663.58/x
  3. Step 3: Cross multiply
    117,568.10x = 176,352.16 × 82,663.58
  4. Step 4: Simplify right side
    117,568.10x = 14,577,900,886.33
  5. Step 5: Solve for x
    x = 14,577,900,886.33/117,568.10
  6. Step 6: Final answer
    x = 123,995.38

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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.