Home / 146,186.39-201,740.54-85,800.58

Finding the Fourth Proportional to 146,186.39, 201,740.54 and 85,800.58

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Solution

The fourth proportional to 146,186.39, 201,740.54 and 85,800.58 is: 118,406.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,186.39 : 201,740.54 = 85,800.58 : x
  2. Step 2: Convert to fraction form
    146,186.39/201,740.54 = 85,800.58/x
  3. Step 3: Cross multiply
    146,186.39x = 201,740.54 × 85,800.58
  4. Step 4: Simplify right side
    146,186.39x = 17,309,454,408.16
  5. Step 5: Solve for x
    x = 17,309,454,408.16/146,186.39
  6. Step 6: Final answer
    x = 118,406.74

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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.