Home / 69,107.04-103,658.64-48,344.16

Finding the Fourth Proportional to 69,107.04, 103,658.64 and 48,344.16

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Solution

The fourth proportional to 69,107.04, 103,658.64 and 48,344.16 is: 72,514.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,107.04 : 103,658.64 = 48,344.16 : x
  2. Step 2: Convert to fraction form
    69,107.04/103,658.64 = 48,344.16/x
  3. Step 3: Cross multiply
    69,107.04x = 103,658.64 × 48,344.16
  4. Step 4: Simplify right side
    69,107.04x = 5,011,289,877.54
  5. Step 5: Solve for x
    x = 5,011,289,877.54/69,107.04
  6. Step 6: Final answer
    x = 72,514.90

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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.