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Finding the Fourth Proportional to 186,363.16, 279,505.49 and 60,014.70

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Solution

The fourth proportional to 186,363.16, 279,505.49 and 60,014.70 is: 90,009.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,363.16 : 279,505.49 = 60,014.70 : x
  2. Step 2: Convert to fraction form
    186,363.16/279,505.49 = 60,014.70/x
  3. Step 3: Cross multiply
    186,363.16x = 279,505.49 × 60,014.70
  4. Step 4: Simplify right side
    186,363.16x = 16,774,437,830.63
  5. Step 5: Solve for x
    x = 16,774,437,830.63/186,363.16
  6. Step 6: Final answer
    x = 90,009.41

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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.