Home / 48,007.70-72,011.55-43,169.30

Finding the Fourth Proportional to 48,007.70, 72,011.55 and 43,169.30

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Solution

The fourth proportional to 48,007.70, 72,011.55 and 43,169.30 is: 64,753.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,007.70 : 72,011.55 = 43,169.30 : x
  2. Step 2: Convert to fraction form
    48,007.70/72,011.55 = 43,169.30/x
  3. Step 3: Cross multiply
    48,007.70x = 72,011.55 × 43,169.30
  4. Step 4: Simplify right side
    48,007.70x = 3,108,688,205.42
  5. Step 5: Solve for x
    x = 3,108,688,205.42/48,007.70
  6. Step 6: Final answer
    x = 64,753.95

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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.