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Finding the Fourth Proportional to 186,573.93, 279,859.50 and 53,454.30

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Solution

The fourth proportional to 186,573.93, 279,859.50 and 53,454.30 is: 80,181.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,573.93 : 279,859.50 = 53,454.30 : x
  2. Step 2: Convert to fraction form
    186,573.93/279,859.50 = 53,454.30/x
  3. Step 3: Cross multiply
    186,573.93x = 279,859.50 × 53,454.30
  4. Step 4: Simplify right side
    186,573.93x = 14,959,693,670.85
  5. Step 5: Solve for x
    x = 14,959,693,670.85/186,573.93
  6. Step 6: Final answer
    x = 80,181.05

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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.