Home / 114,536.84-157,999.82-66,772.76

Finding the Fourth Proportional to 114,536.84, 157,999.82 and 66,772.76

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Solution

The fourth proportional to 114,536.84, 157,999.82 and 66,772.76 is: 92,110.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,536.84 : 157,999.82 = 66,772.76 : x
  2. Step 2: Convert to fraction form
    114,536.84/157,999.82 = 66,772.76/x
  3. Step 3: Cross multiply
    114,536.84x = 157,999.82 × 66,772.76
  4. Step 4: Simplify right side
    114,536.84x = 10,550,082,937.04
  5. Step 5: Solve for x
    x = 10,550,082,937.04/114,536.84
  6. Step 6: Final answer
    x = 92,110.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.