Home / 102,433.87-153,645.36-39,284.29

Finding the Fourth Proportional to 102,433.87, 153,645.36 and 39,284.29

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Solution

The fourth proportional to 102,433.87, 153,645.36 and 39,284.29 is: 58,924.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,433.87 : 153,645.36 = 39,284.29 : x
  2. Step 2: Convert to fraction form
    102,433.87/153,645.36 = 39,284.29/x
  3. Step 3: Cross multiply
    102,433.87x = 153,645.36 × 39,284.29
  4. Step 4: Simplify right side
    102,433.87x = 6,035,848,879.39
  5. Step 5: Solve for x
    x = 6,035,848,879.39/102,433.87
  6. Step 6: Final answer
    x = 58,924.35

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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.