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Finding the Fourth Proportional to 243,313.74, 364,982.76 and 93,501.54

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Solution

The fourth proportional to 243,313.74, 364,982.76 and 93,501.54 is: 140,256.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,313.74 : 364,982.76 = 93,501.54 : x
  2. Step 2: Convert to fraction form
    243,313.74/364,982.76 = 93,501.54/x
  3. Step 3: Cross multiply
    243,313.74x = 364,982.76 × 93,501.54
  4. Step 4: Simplify right side
    243,313.74x = 34,126,450,133.45
  5. Step 5: Solve for x
    x = 34,126,450,133.45/243,313.74
  6. Step 6: Final answer
    x = 140,256.98

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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.