Home / 177,541.80-266,312.70-127,969.80

Finding the Fourth Proportional to 177,541.80, 266,312.70 and 127,969.80

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Solution

The fourth proportional to 177,541.80, 266,312.70 and 127,969.80 is: 191,954.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,541.80 : 266,312.70 = 127,969.80 : x
  2. Step 2: Convert to fraction form
    177,541.80/266,312.70 = 127,969.80/x
  3. Step 3: Cross multiply
    177,541.80x = 266,312.70 × 127,969.80
  4. Step 4: Simplify right side
    177,541.80x = 34,079,982,956.46
  5. Step 5: Solve for x
    x = 34,079,982,956.46/177,541.80
  6. Step 6: Final answer
    x = 191,954.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.