Home / 163,961.38-246,013.55-57,421.77

Finding the Fourth Proportional to 163,961.38, 246,013.55 and 57,421.77

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Solution

The fourth proportional to 163,961.38, 246,013.55 and 57,421.77 is: 86,157.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,961.38 : 246,013.55 = 57,421.77 : x
  2. Step 2: Convert to fraction form
    163,961.38/246,013.55 = 57,421.77/x
  3. Step 3: Cross multiply
    163,961.38x = 246,013.55 × 57,421.77
  4. Step 4: Simplify right side
    163,961.38x = 14,126,531,967.81
  5. Step 5: Solve for x
    x = 14,126,531,967.81/163,961.38
  6. Step 6: Final answer
    x = 86,157.68

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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.