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Finding the Fourth Proportional to 93,841.92, 129,486.60 and 59,790.60

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Solution

The fourth proportional to 93,841.92, 129,486.60 and 59,790.60 is: 82,501.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,841.92 : 129,486.60 = 59,790.60 : x
  2. Step 2: Convert to fraction form
    93,841.92/129,486.60 = 59,790.60/x
  3. Step 3: Cross multiply
    93,841.92x = 129,486.60 × 59,790.60
  4. Step 4: Simplify right side
    93,841.92x = 7,742,081,505.96
  5. Step 5: Solve for x
    x = 7,742,081,505.96/93,841.92
  6. Step 6: Final answer
    x = 82,501.31

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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.