Home / 118,448.65-163,458.87-67,461.38

Finding the Fourth Proportional to 118,448.65, 163,458.87 and 67,461.38

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Solution

The fourth proportional to 118,448.65, 163,458.87 and 67,461.38 is: 93,096.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,448.65 : 163,458.87 = 67,461.38 : x
  2. Step 2: Convert to fraction form
    118,448.65/163,458.87 = 67,461.38/x
  3. Step 3: Cross multiply
    118,448.65x = 163,458.87 × 67,461.38
  4. Step 4: Simplify right side
    118,448.65x = 11,027,160,943.44
  5. Step 5: Solve for x
    x = 11,027,160,943.44/118,448.65
  6. Step 6: Final answer
    x = 93,096.55

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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.