Home / 51,783.91-77,677.58-14,344.36

Finding the Fourth Proportional to 51,783.91, 77,677.58 and 14,344.36

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Solution

The fourth proportional to 51,783.91, 77,677.58 and 14,344.36 is: 21,517.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,783.91 : 77,677.58 = 14,344.36 : x
  2. Step 2: Convert to fraction form
    51,783.91/77,677.58 = 14,344.36/x
  3. Step 3: Cross multiply
    51,783.91x = 77,677.58 × 14,344.36
  4. Step 4: Simplify right side
    51,783.91x = 1,114,235,013.12
  5. Step 5: Solve for x
    x = 1,114,235,013.12/51,783.91
  6. Step 6: Final answer
    x = 21,517.01

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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.