Home / 113,823.40-170,735.10-39,951.40

Finding the Fourth Proportional to 113,823.40, 170,735.10 and 39,951.40

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Solution

The fourth proportional to 113,823.40, 170,735.10 and 39,951.40 is: 59,927.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,823.40 : 170,735.10 = 39,951.40 : x
  2. Step 2: Convert to fraction form
    113,823.40/170,735.10 = 39,951.40/x
  3. Step 3: Cross multiply
    113,823.40x = 170,735.10 × 39,951.40
  4. Step 4: Simplify right side
    113,823.40x = 6,821,106,274.14
  5. Step 5: Solve for x
    x = 6,821,106,274.14/113,823.40
  6. Step 6: Final answer
    x = 59,927.10

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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.