Home / 173,860.10-260,725.35-68,657.30

Finding the Fourth Proportional to 173,860.10, 260,725.35 and 68,657.30

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Solution

The fourth proportional to 173,860.10, 260,725.35 and 68,657.30 is: 102,960.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,860.10 : 260,725.35 = 68,657.30 : x
  2. Step 2: Convert to fraction form
    173,860.10/260,725.35 = 68,657.30/x
  3. Step 3: Cross multiply
    173,860.10x = 260,725.35 × 68,657.30
  4. Step 4: Simplify right side
    173,860.10x = 17,900,698,572.56
  5. Step 5: Solve for x
    x = 17,900,698,572.56/173,860.10
  6. Step 6: Final answer
    x = 102,960.36

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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.