Home / 103,429.39-154,837.91-63,859.27

Finding the Fourth Proportional to 103,429.39, 154,837.91 and 63,859.27

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Solution

The fourth proportional to 103,429.39, 154,837.91 and 63,859.27 is: 95,599.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,429.39 : 154,837.91 = 63,859.27 : x
  2. Step 2: Convert to fraction form
    103,429.39/154,837.91 = 63,859.27/x
  3. Step 3: Cross multiply
    103,429.39x = 154,837.91 × 63,859.27
  4. Step 4: Simplify right side
    103,429.39x = 9,887,835,581.63
  5. Step 5: Solve for x
    x = 9,887,835,581.63/103,429.39
  6. Step 6: Final answer
    x = 95,599.86

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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.