Home / 167,629.20-251,443.80-62,426.40

Finding the Fourth Proportional to 167,629.20, 251,443.80 and 62,426.40

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Solution

The fourth proportional to 167,629.20, 251,443.80 and 62,426.40 is: 93,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,629.20 : 251,443.80 = 62,426.40 : x
  2. Step 2: Convert to fraction form
    167,629.20/251,443.80 = 62,426.40/x
  3. Step 3: Cross multiply
    167,629.20x = 251,443.80 × 62,426.40
  4. Step 4: Simplify right side
    167,629.20x = 15,696,731,236.32
  5. Step 5: Solve for x
    x = 15,696,731,236.32/167,629.20
  6. Step 6: Final answer
    x = 93,639.60

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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.