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Finding the Fourth Proportional to 93,818.57, 129,489.71 and 59,819.22

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Solution

The fourth proportional to 93,818.57, 129,489.71 and 59,819.22 is: 82,563.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,818.57 : 129,489.71 = 59,819.22 : x
  2. Step 2: Convert to fraction form
    93,818.57/129,489.71 = 59,819.22/x
  3. Step 3: Cross multiply
    93,818.57x = 129,489.71 × 59,819.22
  4. Step 4: Simplify right side
    93,818.57x = 7,745,973,151.13
  5. Step 5: Solve for x
    x = 7,745,973,151.13/93,818.57
  6. Step 6: Final answer
    x = 82,563.33

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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.