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Finding the Fourth Proportional to 173,896.32, 260,881.90 and 53,950.88

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Solution

The fourth proportional to 173,896.32, 260,881.90 and 53,950.88 is: 80,937.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,896.32 : 260,881.90 = 53,950.88 : x
  2. Step 2: Convert to fraction form
    173,896.32/260,881.90 = 53,950.88/x
  3. Step 3: Cross multiply
    173,896.32x = 260,881.90 × 53,950.88
  4. Step 4: Simplify right side
    173,896.32x = 14,074,808,081.07
  5. Step 5: Solve for x
    x = 14,074,808,081.07/173,896.32
  6. Step 6: Final answer
    x = 80,937.93

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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.