Home / 167,041.08-250,561.62-78,356.88

Finding the Fourth Proportional to 167,041.08, 250,561.62 and 78,356.88

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Solution

The fourth proportional to 167,041.08, 250,561.62 and 78,356.88 is: 117,535.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,041.08 : 250,561.62 = 78,356.88 : x
  2. Step 2: Convert to fraction form
    167,041.08/250,561.62 = 78,356.88/x
  3. Step 3: Cross multiply
    167,041.08x = 250,561.62 × 78,356.88
  4. Step 4: Simplify right side
    167,041.08x = 19,633,226,790.95
  5. Step 5: Solve for x
    x = 19,633,226,790.95/167,041.08
  6. Step 6: Final answer
    x = 117,535.32

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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.