Home / 117,814.64-162,522.21-70,034

Finding the Fourth Proportional to 117,814.64, 162,522.21 and 70,034

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Solution

The fourth proportional to 117,814.64, 162,522.21 and 70,034 is: 96,610.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,814.64 : 162,522.21 = 70,034 : x
  2. Step 2: Convert to fraction form
    117,814.64/162,522.21 = 70,034/x
  3. Step 3: Cross multiply
    117,814.64x = 162,522.21 × 70,034
  4. Step 4: Simplify right side
    117,814.64x = 11,382,080,455.14
  5. Step 5: Solve for x
    x = 11,382,080,455.14/117,814.64
  6. Step 6: Final answer
    x = 96,610.07

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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.