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Finding the Fourth Proportional to 111,728.27, 167,597.55 and 36,854.98

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Solution

The fourth proportional to 111,728.27, 167,597.55 and 36,854.98 is: 55,284.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,728.27 : 167,597.55 = 36,854.98 : x
  2. Step 2: Convert to fraction form
    111,728.27/167,597.55 = 36,854.98/x
  3. Step 3: Cross multiply
    111,728.27x = 167,597.55 × 36,854.98
  4. Step 4: Simplify right side
    111,728.27x = 6,176,803,934.31
  5. Step 5: Solve for x
    x = 6,176,803,934.31/111,728.27
  6. Step 6: Final answer
    x = 55,284.16

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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.