Home / 49,381.04-74,073.67-19,401.77

Finding the Fourth Proportional to 49,381.04, 74,073.67 and 19,401.77

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Solution

The fourth proportional to 49,381.04, 74,073.67 and 19,401.77 is: 29,103.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,381.04 : 74,073.67 = 19,401.77 : x
  2. Step 2: Convert to fraction form
    49,381.04/74,073.67 = 19,401.77/x
  3. Step 3: Cross multiply
    49,381.04x = 74,073.67 × 19,401.77
  4. Step 4: Simplify right side
    49,381.04x = 1,437,160,308.40
  5. Step 5: Solve for x
    x = 1,437,160,308.40/49,381.04
  6. Step 6: Final answer
    x = 29,103.48

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1.5x scale

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.