Home / 133,192.76-183,805.88-76,604.13

Finding the Fourth Proportional to 133,192.76, 183,805.88 and 76,604.13

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Solution

The fourth proportional to 133,192.76, 183,805.88 and 76,604.13 is: 105,713.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,192.76 : 183,805.88 = 76,604.13 : x
  2. Step 2: Convert to fraction form
    133,192.76/183,805.88 = 76,604.13/x
  3. Step 3: Cross multiply
    133,192.76x = 183,805.88 × 76,604.13
  4. Step 4: Simplify right side
    133,192.76x = 14,080,289,143.26
  5. Step 5: Solve for x
    x = 14,080,289,143.26/133,192.76
  6. Step 6: Final answer
    x = 105,713.63

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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.