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Finding the Fourth Proportional to 79,569.41, 119,354.11 and 37,423.28

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Solution

The fourth proportional to 79,569.41, 119,354.11 and 37,423.28 is: 56,134.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,569.41 : 119,354.11 = 37,423.28 : x
  2. Step 2: Convert to fraction form
    79,569.41/119,354.11 = 37,423.28/x
  3. Step 3: Cross multiply
    79,569.41x = 119,354.11 × 37,423.28
  4. Step 4: Simplify right side
    79,569.41x = 4,466,622,482.51
  5. Step 5: Solve for x
    x = 4,466,622,482.51/79,569.41
  6. Step 6: Final answer
    x = 56,134.92

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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.