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Finding the Fourth Proportional to 104,613.33, 144,364.68 and 56,867.88

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Solution

The fourth proportional to 104,613.33, 144,364.68 and 56,867.88 is: 78,476.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,613.33 : 144,364.68 = 56,867.88 : x
  2. Step 2: Convert to fraction form
    104,613.33/144,364.68 = 56,867.88/x
  3. Step 3: Cross multiply
    104,613.33x = 144,364.68 × 56,867.88
  4. Step 4: Simplify right side
    104,613.33x = 8,209,713,298.48
  5. Step 5: Solve for x
    x = 8,209,713,298.48/104,613.33
  6. Step 6: Final answer
    x = 78,476.74

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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.