Home / 74,423.70-111,635.55-27,666.90

Finding the Fourth Proportional to 74,423.70, 111,635.55 and 27,666.90

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Solution

The fourth proportional to 74,423.70, 111,635.55 and 27,666.90 is: 41,500.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,423.70 : 111,635.55 = 27,666.90 : x
  2. Step 2: Convert to fraction form
    74,423.70/111,635.55 = 27,666.90/x
  3. Step 3: Cross multiply
    74,423.70x = 111,635.55 × 27,666.90
  4. Step 4: Simplify right side
    74,423.70x = 3,088,609,598.30
  5. Step 5: Solve for x
    x = 3,088,609,598.30/74,423.70
  6. Step 6: Final answer
    x = 41,500.35

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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.