Home / 173,899.40-260,849.10-168,978.65

Finding the Fourth Proportional to 173,899.40, 260,849.10 and 168,978.65

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Solution

The fourth proportional to 173,899.40, 260,849.10 and 168,978.65 is: 253,467.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,899.40 : 260,849.10 = 168,978.65 : x
  2. Step 2: Convert to fraction form
    173,899.40/260,849.10 = 168,978.65/x
  3. Step 3: Cross multiply
    173,899.40x = 260,849.10 × 168,978.65
  4. Step 4: Simplify right side
    173,899.40x = 44,077,928,771.72
  5. Step 5: Solve for x
    x = 44,077,928,771.72/173,899.40
  6. Step 6: Final answer
    x = 253,467.98

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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.