Home / 317,928.50-476,966.60-93,279.86

Finding the Fourth Proportional to 317,928.50, 476,966.60 and 93,279.86

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Solution

The fourth proportional to 317,928.50, 476,966.60 and 93,279.86 is: 139,941.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,928.50 : 476,966.60 = 93,279.86 : x
  2. Step 2: Convert to fraction form
    317,928.50/476,966.60 = 93,279.86/x
  3. Step 3: Cross multiply
    317,928.50x = 476,966.60 × 93,279.86
  4. Step 4: Simplify right side
    317,928.50x = 44,491,377,672.68
  5. Step 5: Solve for x
    x = 44,491,377,672.68/317,928.50
  6. Step 6: Final answer
    x = 139,941.46

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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.