Home / 51,417.45-77,131.64-16,348.91

Finding the Fourth Proportional to 51,417.45, 77,131.64 and 16,348.91

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Solution

The fourth proportional to 51,417.45, 77,131.64 and 16,348.91 is: 24,525.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,417.45 : 77,131.64 = 16,348.91 : x
  2. Step 2: Convert to fraction form
    51,417.45/77,131.64 = 16,348.91/x
  3. Step 3: Cross multiply
    51,417.45x = 77,131.64 × 16,348.91
  4. Step 4: Simplify right side
    51,417.45x = 1,261,017,895.73
  5. Step 5: Solve for x
    x = 1,261,017,895.73/51,417.45
  6. Step 6: Final answer
    x = 24,525.10

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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.