Home / 51,163.34-70,605.36-28,807.34

Finding the Fourth Proportional to 51,163.34, 70,605.36 and 28,807.34

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Solution

The fourth proportional to 51,163.34, 70,605.36 and 28,807.34 is: 39,754.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,163.34 : 70,605.36 = 28,807.34 : x
  2. Step 2: Convert to fraction form
    51,163.34/70,605.36 = 28,807.34/x
  3. Step 3: Cross multiply
    51,163.34x = 70,605.36 × 28,807.34
  4. Step 4: Simplify right side
    51,163.34x = 2,033,952,258.32
  5. Step 5: Solve for x
    x = 2,033,952,258.32/51,163.34
  6. Step 6: Final answer
    x = 39,754.10

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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.