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Finding the Fourth Proportional to 55,969.68, 83,934.76 and 16,516.24

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Solution

The fourth proportional to 55,969.68, 83,934.76 and 16,516.24 is: 24,768.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,969.68 : 83,934.76 = 16,516.24 : x
  2. Step 2: Convert to fraction form
    55,969.68/83,934.76 = 16,516.24/x
  3. Step 3: Cross multiply
    55,969.68x = 83,934.76 × 16,516.24
  4. Step 4: Simplify right side
    55,969.68x = 1,386,286,640.50
  5. Step 5: Solve for x
    x = 1,386,286,640.50/55,969.68
  6. Step 6: Final answer
    x = 24,768.53

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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.