Home / 115,725.60-173,458.80-49,154.40

Finding the Fourth Proportional to 115,725.60, 173,458.80 and 49,154.40

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Solution

The fourth proportional to 115,725.60, 173,458.80 and 49,154.40 is: 73,676.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,725.60 : 173,458.80 = 49,154.40 : x
  2. Step 2: Convert to fraction form
    115,725.60/173,458.80 = 49,154.40/x
  3. Step 3: Cross multiply
    115,725.60x = 173,458.80 × 49,154.40
  4. Step 4: Simplify right side
    115,725.60x = 8,526,263,238.72
  5. Step 5: Solve for x
    x = 8,526,263,238.72/115,725.60
  6. Step 6: Final answer
    x = 73,676.55

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1.5x scale

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.