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Finding the Fourth Proportional to 173,675.45, 260,476.72 and 48,987.29

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Solution

The fourth proportional to 173,675.45, 260,476.72 and 48,987.29 is: 73,470.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,675.45 : 260,476.72 = 48,987.29 : x
  2. Step 2: Convert to fraction form
    173,675.45/260,476.72 = 48,987.29/x
  3. Step 3: Cross multiply
    173,675.45x = 260,476.72 × 48,987.29
  4. Step 4: Simplify right side
    173,675.45x = 12,760,048,620.89
  5. Step 5: Solve for x
    x = 12,760,048,620.89/173,675.45
  6. Step 6: Final answer
    x = 73,470.65

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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.