Home / 167,623-251,449.62-42,965.08

Finding the Fourth Proportional to 167,623, 251,449.62 and 42,965.08

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Solution

The fourth proportional to 167,623, 251,449.62 and 42,965.08 is: 64,451.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,623 : 251,449.62 = 42,965.08 : x
  2. Step 2: Convert to fraction form
    167,623/251,449.62 = 42,965.08/x
  3. Step 3: Cross multiply
    167,623x = 251,449.62 × 42,965.08
  4. Step 4: Simplify right side
    167,623x = 10,803,553,039.27
  5. Step 5: Solve for x
    x = 10,803,553,039.27/167,623
  6. Step 6: Final answer
    x = 64,451.50

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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.