Home / 83,045.24-114,667.73-66,861.14

Finding the Fourth Proportional to 83,045.24, 114,667.73 and 66,861.14

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Solution

The fourth proportional to 83,045.24, 114,667.73 and 66,861.14 is: 92,320.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,045.24 : 114,667.73 = 66,861.14 : x
  2. Step 2: Convert to fraction form
    83,045.24/114,667.73 = 66,861.14/x
  3. Step 3: Cross multiply
    83,045.24x = 114,667.73 × 66,861.14
  4. Step 4: Simplify right side
    83,045.24x = 7,666,814,241.37
  5. Step 5: Solve for x
    x = 7,666,814,241.37/83,045.24
  6. Step 6: Final answer
    x = 92,320.93

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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.