Home / 157,824.96-236,738.34-52,643.62

Finding the Fourth Proportional to 157,824.96, 236,738.34 and 52,643.62

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Solution

The fourth proportional to 157,824.96, 236,738.34 and 52,643.62 is: 78,965.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,824.96 : 236,738.34 = 52,643.62 : x
  2. Step 2: Convert to fraction form
    157,824.96/236,738.34 = 52,643.62/x
  3. Step 3: Cross multiply
    157,824.96x = 236,738.34 × 52,643.62
  4. Step 4: Simplify right side
    157,824.96x = 12,462,763,210.39
  5. Step 5: Solve for x
    x = 12,462,763,210.39/157,824.96
  6. Step 6: Final answer
    x = 78,965.73

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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.