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Finding the Fourth Proportional to 186,362.49, 279,588.41 and 60,014.64

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Solution

The fourth proportional to 186,362.49, 279,588.41 and 60,014.64 is: 90,036.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,362.49 : 279,588.41 = 60,014.64 : x
  2. Step 2: Convert to fraction form
    186,362.49/279,588.41 = 60,014.64/x
  3. Step 3: Cross multiply
    186,362.49x = 279,588.41 × 60,014.64
  4. Step 4: Simplify right side
    186,362.49x = 16,779,396,526.42
  5. Step 5: Solve for x
    x = 16,779,396,526.42/186,362.49
  6. Step 6: Final answer
    x = 90,036.34

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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.