Home / 170,022.60-255,033.90-102,371.40

Finding the Fourth Proportional to 170,022.60, 255,033.90 and 102,371.40

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Solution

The fourth proportional to 170,022.60, 255,033.90 and 102,371.40 is: 153,557.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,022.60 : 255,033.90 = 102,371.40 : x
  2. Step 2: Convert to fraction form
    170,022.60/255,033.90 = 102,371.40/x
  3. Step 3: Cross multiply
    170,022.60x = 255,033.90 × 102,371.40
  4. Step 4: Simplify right side
    170,022.60x = 26,108,177,390.46
  5. Step 5: Solve for x
    x = 26,108,177,390.46/170,022.60
  6. Step 6: Final answer
    x = 153,557.10

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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.