Home / 115,823.40-173,818.14-49,310.16

Finding the Fourth Proportional to 115,823.40, 173,818.14 and 49,310.16

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Solution

The fourth proportional to 115,823.40, 173,818.14 and 49,310.16 is: 74,000.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,823.40 : 173,818.14 = 49,310.16 : x
  2. Step 2: Convert to fraction form
    115,823.40/173,818.14 = 49,310.16/x
  3. Step 3: Cross multiply
    115,823.40x = 173,818.14 × 49,310.16
  4. Step 4: Simplify right side
    115,823.40x = 8,571,000,294.30
  5. Step 5: Solve for x
    x = 8,571,000,294.30/115,823.40
  6. Step 6: Final answer
    x = 74,000.59

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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.