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Finding the Fourth Proportional to 93,046.76, 139,574.40 and 29,869.44

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Solution

The fourth proportional to 93,046.76, 139,574.40 and 29,869.44 is: 44,805.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,046.76 : 139,574.40 = 29,869.44 : x
  2. Step 2: Convert to fraction form
    93,046.76/139,574.40 = 29,869.44/x
  3. Step 3: Cross multiply
    93,046.76x = 139,574.40 × 29,869.44
  4. Step 4: Simplify right side
    93,046.76x = 4,169,009,166.34
  5. Step 5: Solve for x
    x = 4,169,009,166.34/93,046.76
  6. Step 6: Final answer
    x = 44,805.53

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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.