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Finding the Fourth Proportional to 59,597.64, 89,407.98 and 20,161.17

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Solution

The fourth proportional to 59,597.64, 89,407.98 and 20,161.17 is: 30,245.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,597.64 : 89,407.98 = 20,161.17 : x
  2. Step 2: Convert to fraction form
    59,597.64/89,407.98 = 20,161.17/x
  3. Step 3: Cross multiply
    59,597.64x = 89,407.98 × 20,161.17
  4. Step 4: Simplify right side
    59,597.64x = 1,802,569,484.14
  5. Step 5: Solve for x
    x = 1,802,569,484.14/59,597.64
  6. Step 6: Final answer
    x = 30,245.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.