Home / 163,914.70-245,893.95-57,286.30

Finding the Fourth Proportional to 163,914.70, 245,893.95 and 57,286.30

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Solution

The fourth proportional to 163,914.70, 245,893.95 and 57,286.30 is: 85,937.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,914.70 : 245,893.95 = 57,286.30 : x
  2. Step 2: Convert to fraction form
    163,914.70/245,893.95 = 57,286.30/x
  3. Step 3: Cross multiply
    163,914.70x = 245,893.95 × 57,286.30
  4. Step 4: Simplify right side
    163,914.70x = 14,086,354,587.89
  5. Step 5: Solve for x
    x = 14,086,354,587.89/163,914.70
  6. Step 6: Final answer
    x = 85,937.10

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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.