Home / 111,534.04-153,063.20-110,746.72

Finding the Fourth Proportional to 111,534.04, 153,063.20 and 110,746.72

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Solution

The fourth proportional to 111,534.04, 153,063.20 and 110,746.72 is: 151,982.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,534.04 : 153,063.20 = 110,746.72 : x
  2. Step 2: Convert to fraction form
    111,534.04/153,063.20 = 110,746.72/x
  3. Step 3: Cross multiply
    111,534.04x = 153,063.20 × 110,746.72
  4. Step 4: Simplify right side
    111,534.04x = 16,951,247,352.70
  5. Step 5: Solve for x
    x = 16,951,247,352.70/111,534.04
  6. Step 6: Final answer
    x = 151,982.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.