Home / 180,011.52-248,381.64-108,396.18

Finding the Fourth Proportional to 180,011.52, 248,381.64 and 108,396.18

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Solution

The fourth proportional to 180,011.52, 248,381.64 and 108,396.18 is: 149,566.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,011.52 : 248,381.64 = 108,396.18 : x
  2. Step 2: Convert to fraction form
    180,011.52/248,381.64 = 108,396.18/x
  3. Step 3: Cross multiply
    180,011.52x = 248,381.64 × 108,396.18
  4. Step 4: Simplify right side
    180,011.52x = 26,923,620,958.14
  5. Step 5: Solve for x
    x = 26,923,620,958.14/180,011.52
  6. Step 6: Final answer
    x = 149,566.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.