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Finding the Fourth Proportional to 186,946.56, 280,186.56 and 93,479.04

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Solution

The fourth proportional to 186,946.56, 280,186.56 and 93,479.04 is: 140,101.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,946.56 : 280,186.56 = 93,479.04 : x
  2. Step 2: Convert to fraction form
    186,946.56/280,186.56 = 93,479.04/x
  3. Step 3: Cross multiply
    186,946.56x = 280,186.56 × 93,479.04
  4. Step 4: Simplify right side
    186,946.56x = 26,191,570,649.70
  5. Step 5: Solve for x
    x = 26,191,570,649.70/186,946.56
  6. Step 6: Final answer
    x = 140,101.91

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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.