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Finding the Fourth Proportional to 160,602.08, 240,809.74 and 60,769.98

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Solution

The fourth proportional to 160,602.08, 240,809.74 and 60,769.98 is: 91,119.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,602.08 : 240,809.74 = 60,769.98 : x
  2. Step 2: Convert to fraction form
    160,602.08/240,809.74 = 60,769.98/x
  3. Step 3: Cross multiply
    160,602.08x = 240,809.74 × 60,769.98
  4. Step 4: Simplify right side
    160,602.08x = 14,634,003,083.61
  5. Step 5: Solve for x
    x = 14,634,003,083.61/160,602.08
  6. Step 6: Final answer
    x = 91,119.64

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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.