Home / 66,828.39-92,227.05-36,613.77

Finding the Fourth Proportional to 66,828.39, 92,227.05 and 36,613.77

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Solution

The fourth proportional to 66,828.39, 92,227.05 and 36,613.77 is: 50,529.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,828.39 : 92,227.05 = 36,613.77 : x
  2. Step 2: Convert to fraction form
    66,828.39/92,227.05 = 36,613.77/x
  3. Step 3: Cross multiply
    66,828.39x = 92,227.05 × 36,613.77
  4. Step 4: Simplify right side
    66,828.39x = 3,376,779,996.48
  5. Step 5: Solve for x
    x = 3,376,779,996.48/66,828.39
  6. Step 6: Final answer
    x = 50,529.12

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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.