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Finding the Fourth Proportional to 114,222.92, 170,516.82 and 99,280.23

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Solution

The fourth proportional to 114,222.92, 170,516.82 and 99,280.23 is: 148,209.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,222.92 : 170,516.82 = 99,280.23 : x
  2. Step 2: Convert to fraction form
    114,222.92/170,516.82 = 99,280.23/x
  3. Step 3: Cross multiply
    114,222.92x = 170,516.82 × 99,280.23
  4. Step 4: Simplify right side
    114,222.92x = 16,928,949,108.47
  5. Step 5: Solve for x
    x = 16,928,949,108.47/114,222.92
  6. Step 6: Final answer
    x = 148,209.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.