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Finding the Fourth Proportional to 93,350.47, 139,941.45 and 63,374.80

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Solution

The fourth proportional to 93,350.47, 139,941.45 and 63,374.80 is: 95,005.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,350.47 : 139,941.45 = 63,374.80 : x
  2. Step 2: Convert to fraction form
    93,350.47/139,941.45 = 63,374.80/x
  3. Step 3: Cross multiply
    93,350.47x = 139,941.45 × 63,374.80
  4. Step 4: Simplify right side
    93,350.47x = 8,868,761,405.46
  5. Step 5: Solve for x
    x = 8,868,761,405.46/93,350.47
  6. Step 6: Final answer
    x = 95,005.00

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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.