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Finding the Fourth Proportional to 114,668.94, 158,248.40 and 63,681.91

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Solution

The fourth proportional to 114,668.94, 158,248.40 and 63,681.91 is: 87,883.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,668.94 : 158,248.40 = 63,681.91 : x
  2. Step 2: Convert to fraction form
    114,668.94/158,248.40 = 63,681.91/x
  3. Step 3: Cross multiply
    114,668.94x = 158,248.40 × 63,681.91
  4. Step 4: Simplify right side
    114,668.94x = 10,077,560,366.44
  5. Step 5: Solve for x
    x = 10,077,560,366.44/114,668.94
  6. Step 6: Final answer
    x = 87,883.96

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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.