Home / 177,947.16-245,542.80-106,311.96

Finding the Fourth Proportional to 177,947.16, 245,542.80 and 106,311.96

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Solution

The fourth proportional to 177,947.16, 245,542.80 and 106,311.96 is: 146,696.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,947.16 : 245,542.80 = 106,311.96 : x
  2. Step 2: Convert to fraction form
    177,947.16/245,542.80 = 106,311.96/x
  3. Step 3: Cross multiply
    177,947.16x = 245,542.80 × 106,311.96
  4. Step 4: Simplify right side
    177,947.16x = 26,104,136,331.89
  5. Step 5: Solve for x
    x = 26,104,136,331.89/177,947.16
  6. Step 6: Final answer
    x = 146,696.00

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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.