Home / 133,277.82-183,923.58-76,700.22

Finding the Fourth Proportional to 133,277.82, 183,923.58 and 76,700.22

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Solution

The fourth proportional to 133,277.82, 183,923.58 and 76,700.22 is: 105,846.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,277.82 : 183,923.58 = 76,700.22 : x
  2. Step 2: Convert to fraction form
    133,277.82/183,923.58 = 76,700.22/x
  3. Step 3: Cross multiply
    133,277.82x = 183,923.58 × 76,700.22
  4. Step 4: Simplify right side
    133,277.82x = 14,106,979,049.19
  5. Step 5: Solve for x
    x = 14,106,979,049.19/133,277.82
  6. Step 6: Final answer
    x = 105,846.41

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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.