Home / 115,928.40-173,892.60-49,370.70

Finding the Fourth Proportional to 115,928.40, 173,892.60 and 49,370.70

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Solution

The fourth proportional to 115,928.40, 173,892.60 and 49,370.70 is: 74,056.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,928.40 : 173,892.60 = 49,370.70 : x
  2. Step 2: Convert to fraction form
    115,928.40/173,892.60 = 49,370.70/x
  3. Step 3: Cross multiply
    115,928.40x = 173,892.60 × 49,370.70
  4. Step 4: Simplify right side
    115,928.40x = 8,585,199,386.82
  5. Step 5: Solve for x
    x = 8,585,199,386.82/115,928.40
  6. Step 6: Final answer
    x = 74,056.05

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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.