Home / 93,901.17-140,546.95-68,935.66

Finding the Fourth Proportional to 93,901.17, 140,546.95 and 68,935.66

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Solution

The fourth proportional to 93,901.17, 140,546.95 and 68,935.66 is: 103,179.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,901.17 : 140,546.95 = 68,935.66 : x
  2. Step 2: Convert to fraction form
    93,901.17/140,546.95 = 68,935.66/x
  3. Step 3: Cross multiply
    93,901.17x = 140,546.95 × 68,935.66
  4. Step 4: Simplify right side
    93,901.17x = 9,688,696,235.53
  5. Step 5: Solve for x
    x = 9,688,696,235.53/93,901.17
  6. Step 6: Final answer
    x = 103,179.71

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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.