Home / 133,092.48-183,707.52-79,415.04

Finding the Fourth Proportional to 133,092.48, 183,707.52 and 79,415.04

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Solution

The fourth proportional to 133,092.48, 183,707.52 and 79,415.04 is: 109,616.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,092.48 : 183,707.52 = 79,415.04 : x
  2. Step 2: Convert to fraction form
    133,092.48/183,707.52 = 79,415.04/x
  3. Step 3: Cross multiply
    133,092.48x = 183,707.52 × 79,415.04
  4. Step 4: Simplify right side
    133,092.48x = 14,589,140,049.10
  5. Step 5: Solve for x
    x = 14,589,140,049.10/133,092.48
  6. Step 6: Final answer
    x = 109,616.56

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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.