Home / 51,284.99-70,772.36-28,623.57

Finding the Fourth Proportional to 51,284.99, 70,772.36 and 28,623.57

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Solution

The fourth proportional to 51,284.99, 70,772.36 and 28,623.57 is: 39,500.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,284.99 : 70,772.36 = 28,623.57 : x
  2. Step 2: Convert to fraction form
    51,284.99/70,772.36 = 28,623.57/x
  3. Step 3: Cross multiply
    51,284.99x = 70,772.36 × 28,623.57
  4. Step 4: Simplify right side
    51,284.99x = 2,025,757,457.41
  5. Step 5: Solve for x
    x = 2,025,757,457.41/51,284.99
  6. Step 6: Final answer
    x = 39,500.00

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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.