Home / 163,140.66-244,681.74-43,198.38

Finding the Fourth Proportional to 163,140.66, 244,681.74 and 43,198.38

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Solution

The fourth proportional to 163,140.66, 244,681.74 and 43,198.38 is: 64,789.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,140.66 : 244,681.74 = 43,198.38 : x
  2. Step 2: Convert to fraction form
    163,140.66/244,681.74 = 43,198.38/x
  3. Step 3: Cross multiply
    163,140.66x = 244,681.74 × 43,198.38
  4. Step 4: Simplify right side
    163,140.66x = 10,569,854,783.58
  5. Step 5: Solve for x
    x = 10,569,854,783.58/163,140.66
  6. Step 6: Final answer
    x = 64,789.82

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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.