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Finding the Fourth Proportional to 161,048.76, 241,518.48 and 61,184.88

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Solution

The fourth proportional to 161,048.76, 241,518.48 and 61,184.88 is: 91,756.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,048.76 : 241,518.48 = 61,184.88 : x
  2. Step 2: Convert to fraction form
    161,048.76/241,518.48 = 61,184.88/x
  3. Step 3: Cross multiply
    161,048.76x = 241,518.48 × 61,184.88
  4. Step 4: Simplify right side
    161,048.76x = 14,777,279,216.58
  5. Step 5: Solve for x
    x = 14,777,279,216.58/161,048.76
  6. Step 6: Final answer
    x = 91,756.55

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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.