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Finding the Fourth Proportional to 235,955.36, 353,802.46 and 93,656.48

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Solution

The fourth proportional to 235,955.36, 353,802.46 and 93,656.48 is: 140,432.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,955.36 : 353,802.46 = 93,656.48 : x
  2. Step 2: Convert to fraction form
    235,955.36/353,802.46 = 93,656.48/x
  3. Step 3: Cross multiply
    235,955.36x = 353,802.46 × 93,656.48
  4. Step 4: Simplify right side
    235,955.36x = 33,135,893,018.94
  5. Step 5: Solve for x
    x = 33,135,893,018.94/235,955.36
  6. Step 6: Final answer
    x = 140,432.89

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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.