Home / 318,641.04-477,626.83-160,537.95

Finding the Fourth Proportional to 318,641.04, 477,626.83 and 160,537.95

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Solution

The fourth proportional to 318,641.04, 477,626.83 and 160,537.95 is: 240,638.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,641.04 : 477,626.83 = 160,537.95 : x
  2. Step 2: Convert to fraction form
    318,641.04/477,626.83 = 160,537.95/x
  3. Step 3: Cross multiply
    318,641.04x = 477,626.83 × 160,537.95
  4. Step 4: Simplify right side
    318,641.04x = 76,677,231,751.85
  5. Step 5: Solve for x
    x = 76,677,231,751.85/318,641.04
  6. Step 6: Final answer
    x = 240,638.28

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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.