Home / 111,712.50-167,533.14-36,818.64

Finding the Fourth Proportional to 111,712.50, 167,533.14 and 36,818.64

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Solution

The fourth proportional to 111,712.50, 167,533.14 and 36,818.64 is: 55,216.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,712.50 : 167,533.14 = 36,818.64 : x
  2. Step 2: Convert to fraction form
    111,712.50/167,533.14 = 36,818.64/x
  3. Step 3: Cross multiply
    111,712.50x = 167,533.14 × 36,818.64
  4. Step 4: Simplify right side
    111,712.50x = 6,168,342,369.73
  5. Step 5: Solve for x
    x = 6,168,342,369.73/111,712.50
  6. Step 6: Final answer
    x = 55,216.22

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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.