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Finding the Fourth Proportional to 104,333.42, 143,979.08 and 59,020.25

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Solution

The fourth proportional to 104,333.42, 143,979.08 and 59,020.25 is: 81,447.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,333.42 : 143,979.08 = 59,020.25 : x
  2. Step 2: Convert to fraction form
    104,333.42/143,979.08 = 59,020.25/x
  3. Step 3: Cross multiply
    104,333.42x = 143,979.08 × 59,020.25
  4. Step 4: Simplify right side
    104,333.42x = 8,497,680,281.37
  5. Step 5: Solve for x
    x = 8,497,680,281.37/104,333.42
  6. Step 6: Final answer
    x = 81,447.35

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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.