Home / 79,583.24-109,821.90-45,589.16

Finding the Fourth Proportional to 79,583.24, 109,821.90 and 45,589.16

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Solution

The fourth proportional to 79,583.24, 109,821.90 and 45,589.16 is: 62,911.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,583.24 : 109,821.90 = 45,589.16 : x
  2. Step 2: Convert to fraction form
    79,583.24/109,821.90 = 45,589.16/x
  3. Step 3: Cross multiply
    79,583.24x = 109,821.90 × 45,589.16
  4. Step 4: Simplify right side
    79,583.24x = 5,006,688,170.60
  5. Step 5: Solve for x
    x = 5,006,688,170.60/79,583.24
  6. Step 6: Final answer
    x = 62,911.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.