Home / 48,911.99-67,474.52-31,908.36

Finding the Fourth Proportional to 48,911.99, 67,474.52 and 31,908.36

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Solution

The fourth proportional to 48,911.99, 67,474.52 and 31,908.36 is: 44,017.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,911.99 : 67,474.52 = 31,908.36 : x
  2. Step 2: Convert to fraction form
    48,911.99/67,474.52 = 31,908.36/x
  3. Step 3: Cross multiply
    48,911.99x = 67,474.52 × 31,908.36
  4. Step 4: Simplify right side
    48,911.99x = 2,153,001,488.13
  5. Step 5: Solve for x
    x = 2,153,001,488.13/48,911.99
  6. Step 6: Final answer
    x = 44,017.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.