Home / 171,946.44-257,875.92-66,708

Finding the Fourth Proportional to 171,946.44, 257,875.92 and 66,708

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Solution

The fourth proportional to 171,946.44, 257,875.92 and 66,708 is: 100,045.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,946.44 : 257,875.92 = 66,708 : x
  2. Step 2: Convert to fraction form
    171,946.44/257,875.92 = 66,708/x
  3. Step 3: Cross multiply
    171,946.44x = 257,875.92 × 66,708
  4. Step 4: Simplify right side
    171,946.44x = 17,202,386,871.36
  5. Step 5: Solve for x
    x = 17,202,386,871.36/171,946.44
  6. Step 6: Final answer
    x = 100,045.03

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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.