Home / 183,816.72-253,649.16-103,225.92

Finding the Fourth Proportional to 183,816.72, 253,649.16 and 103,225.92

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Solution

The fourth proportional to 183,816.72, 253,649.16 and 103,225.92 is: 142,441.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,816.72 : 253,649.16 = 103,225.92 : x
  2. Step 2: Convert to fraction form
    183,816.72/253,649.16 = 103,225.92/x
  3. Step 3: Cross multiply
    183,816.72x = 253,649.16 × 103,225.92
  4. Step 4: Simplify right side
    183,816.72x = 26,183,167,898.23
  5. Step 5: Solve for x
    x = 26,183,167,898.23/183,816.72
  6. Step 6: Final answer
    x = 142,441.71

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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.