Home / 176,474.45-243,540.62-103,864.23

Finding the Fourth Proportional to 176,474.45, 243,540.62 and 103,864.23

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Solution

The fourth proportional to 176,474.45, 243,540.62 and 103,864.23 is: 143,336.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,474.45 : 243,540.62 = 103,864.23 : x
  2. Step 2: Convert to fraction form
    176,474.45/243,540.62 = 103,864.23/x
  3. Step 3: Cross multiply
    176,474.45x = 243,540.62 × 103,864.23
  4. Step 4: Simplify right side
    176,474.45x = 25,295,158,840.19
  5. Step 5: Solve for x
    x = 25,295,158,840.19/176,474.45
  6. Step 6: Final answer
    x = 143,336.09

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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.