Home / 558,074.85-837,022.68-153,172.50

Finding the Fourth Proportional to 558,074.85, 837,022.68 and 153,172.50

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Solution

The fourth proportional to 558,074.85, 837,022.68 and 153,172.50 is: 229,734.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,074.85 : 837,022.68 = 153,172.50 : x
  2. Step 2: Convert to fraction form
    558,074.85/837,022.68 = 153,172.50/x
  3. Step 3: Cross multiply
    558,074.85x = 837,022.68 × 153,172.50
  4. Step 4: Simplify right side
    558,074.85x = 128,208,856,452.30
  5. Step 5: Solve for x
    x = 128,208,856,452.30/558,074.85
  6. Step 6: Final answer
    x = 229,734.16

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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.