Home / 179,253.80-247,361.36-98,688.38

Finding the Fourth Proportional to 179,253.80, 247,361.36 and 98,688.38

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Solution

The fourth proportional to 179,253.80, 247,361.36 and 98,688.38 is: 136,185.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,253.80 : 247,361.36 = 98,688.38 : x
  2. Step 2: Convert to fraction form
    179,253.80/247,361.36 = 98,688.38/x
  3. Step 3: Cross multiply
    179,253.80x = 247,361.36 × 98,688.38
  4. Step 4: Simplify right side
    179,253.80x = 24,411,691,893.00
  5. Step 5: Solve for x
    x = 24,411,691,893.00/179,253.80
  6. Step 6: Final answer
    x = 136,185.07

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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.