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Finding the Fourth Proportional to 55,950.46, 83,925.68 and 53,520.84

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Solution

The fourth proportional to 55,950.46, 83,925.68 and 53,520.84 is: 80,281.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,950.46 : 83,925.68 = 53,520.84 : x
  2. Step 2: Convert to fraction form
    55,950.46/83,925.68 = 53,520.84/x
  3. Step 3: Cross multiply
    55,950.46x = 83,925.68 × 53,520.84
  4. Step 4: Simplify right side
    55,950.46x = 4,491,772,891.17
  5. Step 5: Solve for x
    x = 4,491,772,891.17/55,950.46
  6. Step 6: Final answer
    x = 80,281.25

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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.