Home / 97,622.48-134,725.88-55,181.32

Finding the Fourth Proportional to 97,622.48, 134,725.88 and 55,181.32

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Solution

The fourth proportional to 97,622.48, 134,725.88 and 55,181.32 is: 76,154.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,622.48 : 134,725.88 = 55,181.32 : x
  2. Step 2: Convert to fraction form
    97,622.48/134,725.88 = 55,181.32/x
  3. Step 3: Cross multiply
    97,622.48x = 134,725.88 × 55,181.32
  4. Step 4: Simplify right side
    97,622.48x = 7,434,351,896.56
  5. Step 5: Solve for x
    x = 7,434,351,896.56/97,622.48
  6. Step 6: Final answer
    x = 76,154.10

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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.