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Finding the Fourth Proportional to 186,038.08, 279,054.72 and 45,797.92

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Solution

The fourth proportional to 186,038.08, 279,054.72 and 45,797.92 is: 68,696.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,038.08 : 279,054.72 = 45,797.92 : x
  2. Step 2: Convert to fraction form
    186,038.08/279,054.72 = 45,797.92/x
  3. Step 3: Cross multiply
    186,038.08x = 279,054.72 × 45,797.92
  4. Step 4: Simplify right side
    186,038.08x = 12,780,125,742.18
  5. Step 5: Solve for x
    x = 12,780,125,742.18/186,038.08
  6. Step 6: Final answer
    x = 68,696.29

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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.