Home / 353,246.52-529,869.75-103,928.52

Finding the Fourth Proportional to 353,246.52, 529,869.75 and 103,928.52

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Solution

The fourth proportional to 353,246.52, 529,869.75 and 103,928.52 is: 155,892.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,246.52 : 529,869.75 = 103,928.52 : x
  2. Step 2: Convert to fraction form
    353,246.52/529,869.75 = 103,928.52/x
  3. Step 3: Cross multiply
    353,246.52x = 529,869.75 × 103,928.52
  4. Step 4: Simplify right side
    353,246.52x = 55,068,578,910.27
  5. Step 5: Solve for x
    x = 55,068,578,910.27/353,246.52
  6. Step 6: Final answer
    x = 155,892.77

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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.