Home / 103,464.49-155,195.20-28,582.98

Finding the Fourth Proportional to 103,464.49, 155,195.20 and 28,582.98

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Solution

The fourth proportional to 103,464.49, 155,195.20 and 28,582.98 is: 42,874.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,464.49 : 155,195.20 = 28,582.98 : x
  2. Step 2: Convert to fraction form
    103,464.49/155,195.20 = 28,582.98/x
  3. Step 3: Cross multiply
    103,464.49x = 155,195.20 × 28,582.98
  4. Step 4: Simplify right side
    103,464.49x = 4,435,941,154.78
  5. Step 5: Solve for x
    x = 4,435,941,154.78/103,464.49
  6. Step 6: Final answer
    x = 42,874.04

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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.