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Finding the Fourth Proportional to 93,264.66, 139,855.83 and 26,689.63

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Solution

The fourth proportional to 93,264.66, 139,855.83 and 26,689.63 is: 40,022.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,264.66 : 139,855.83 = 26,689.63 : x
  2. Step 2: Convert to fraction form
    93,264.66/139,855.83 = 26,689.63/x
  3. Step 3: Cross multiply
    93,264.66x = 139,855.83 × 26,689.63
  4. Step 4: Simplify right side
    93,264.66x = 3,732,700,356.04
  5. Step 5: Solve for x
    x = 3,732,700,356.04/93,264.66
  6. Step 6: Final answer
    x = 40,022.67

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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.