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Finding the Fourth Proportional to 186,000.18, 279,020.79 and 59,610.48

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Solution

The fourth proportional to 186,000.18, 279,020.79 and 59,610.48 is: 89,422.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,000.18 : 279,020.79 = 59,610.48 : x
  2. Step 2: Convert to fraction form
    186,000.18/279,020.79 = 59,610.48/x
  3. Step 3: Cross multiply
    186,000.18x = 279,020.79 × 59,610.48
  4. Step 4: Simplify right side
    186,000.18x = 16,632,563,221.88
  5. Step 5: Solve for x
    x = 16,632,563,221.88/186,000.18
  6. Step 6: Final answer
    x = 89,422.30

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1.5x scale

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.