Home / 173,548.22-260,354.93-78,785.06

Finding the Fourth Proportional to 173,548.22, 260,354.93 and 78,785.06

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Solution

The fourth proportional to 173,548.22, 260,354.93 and 78,785.06 is: 118,192.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,548.22 : 260,354.93 = 78,785.06 : x
  2. Step 2: Convert to fraction form
    173,548.22/260,354.93 = 78,785.06/x
  3. Step 3: Cross multiply
    173,548.22x = 260,354.93 × 78,785.06
  4. Step 4: Simplify right side
    173,548.22x = 20,512,078,781.35
  5. Step 5: Solve for x
    x = 20,512,078,781.35/173,548.22
  6. Step 6: Final answer
    x = 118,192.39

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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.