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Finding the Fourth Proportional to 174,689.94, 261,970.45 and 62,340.11

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Solution

The fourth proportional to 174,689.94, 261,970.45 and 62,340.11 is: 93,487.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,689.94 : 261,970.45 = 62,340.11 : x
  2. Step 2: Convert to fraction form
    174,689.94/261,970.45 = 62,340.11/x
  3. Step 3: Cross multiply
    174,689.94x = 261,970.45 × 62,340.11
  4. Step 4: Simplify right side
    174,689.94x = 16,331,265,204.05
  5. Step 5: Solve for x
    x = 16,331,265,204.05/174,689.94
  6. Step 6: Final answer
    x = 93,487.15

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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.