Home / 49,358.79-74,038.12-16,078.80

Finding the Fourth Proportional to 49,358.79, 74,038.12 and 16,078.80

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Solution

The fourth proportional to 49,358.79, 74,038.12 and 16,078.80 is: 24,118.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,358.79 : 74,038.12 = 16,078.80 : x
  2. Step 2: Convert to fraction form
    49,358.79/74,038.12 = 16,078.80/x
  3. Step 3: Cross multiply
    49,358.79x = 74,038.12 × 16,078.80
  4. Step 4: Simplify right side
    49,358.79x = 1,190,443,753.67
  5. Step 5: Solve for x
    x = 1,190,443,753.67/49,358.79
  6. Step 6: Final answer
    x = 24,118.17

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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.