Home / 183,423.40-253,176.78-108,015.64

Finding the Fourth Proportional to 183,423.40, 253,176.78 and 108,015.64

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Solution

The fourth proportional to 183,423.40, 253,176.78 and 108,015.64 is: 149,092.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,423.40 : 253,176.78 = 108,015.64 : x
  2. Step 2: Convert to fraction form
    183,423.40/253,176.78 = 108,015.64/x
  3. Step 3: Cross multiply
    183,423.40x = 253,176.78 × 108,015.64
  4. Step 4: Simplify right side
    183,423.40x = 27,347,051,924.84
  5. Step 5: Solve for x
    x = 27,347,051,924.84/183,423.40
  6. Step 6: Final answer
    x = 149,092.49

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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.