Home / 66,668.69-92,011.26-37,998.66

Finding the Fourth Proportional to 66,668.69, 92,011.26 and 37,998.66

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Solution

The fourth proportional to 66,668.69, 92,011.26 and 37,998.66 is: 52,442.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,668.69 : 92,011.26 = 37,998.66 : x
  2. Step 2: Convert to fraction form
    66,668.69/92,011.26 = 37,998.66/x
  3. Step 3: Cross multiply
    66,668.69x = 92,011.26 × 37,998.66
  4. Step 4: Simplify right side
    66,668.69x = 3,496,304,679.91
  5. Step 5: Solve for x
    x = 3,496,304,679.91/66,668.69
  6. Step 6: Final answer
    x = 52,442.98

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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.