Home / 179,168.60-247,254.53-102,686.04

Finding the Fourth Proportional to 179,168.60, 247,254.53 and 102,686.04

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Solution

The fourth proportional to 179,168.60, 247,254.53 and 102,686.04 is: 141,707.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,168.60 : 247,254.53 = 102,686.04 : x
  2. Step 2: Convert to fraction form
    179,168.60/247,254.53 = 102,686.04/x
  3. Step 3: Cross multiply
    179,168.60x = 247,254.53 × 102,686.04
  4. Step 4: Simplify right side
    179,168.60x = 25,389,588,044.33
  5. Step 5: Solve for x
    x = 25,389,588,044.33/179,168.60
  6. Step 6: Final answer
    x = 141,707.80

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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.