Home / 115,845.40-173,832.90-49,274.20

Finding the Fourth Proportional to 115,845.40, 173,832.90 and 49,274.20

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Solution

The fourth proportional to 115,845.40, 173,832.90 and 49,274.20 is: 73,938.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,845.40 : 173,832.90 = 49,274.20 : x
  2. Step 2: Convert to fraction form
    115,845.40/173,832.90 = 49,274.20/x
  3. Step 3: Cross multiply
    115,845.40x = 173,832.90 × 49,274.20
  4. Step 4: Simplify right side
    115,845.40x = 8,565,477,081.18
  5. Step 5: Solve for x
    x = 8,565,477,081.18/115,845.40
  6. Step 6: Final answer
    x = 73,938.86

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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.