Home / 118,582.33-177,588.48-67,827.55

Finding the Fourth Proportional to 118,582.33, 177,588.48 and 67,827.55

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Solution

The fourth proportional to 118,582.33, 177,588.48 and 67,827.55 is: 101,578.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,582.33 : 177,588.48 = 67,827.55 : x
  2. Step 2: Convert to fraction form
    118,582.33/177,588.48 = 67,827.55/x
  3. Step 3: Cross multiply
    118,582.33x = 177,588.48 × 67,827.55
  4. Step 4: Simplify right side
    118,582.33x = 12,045,391,577.16
  5. Step 5: Solve for x
    x = 12,045,391,577.16/118,582.33
  6. Step 6: Final answer
    x = 101,578.30

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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.