Home / 70,312.32-96,930.09-50,134.23

Finding the Fourth Proportional to 70,312.32, 96,930.09 and 50,134.23

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Solution

The fourth proportional to 70,312.32, 96,930.09 and 50,134.23 is: 69,113.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,312.32 : 96,930.09 = 50,134.23 : x
  2. Step 2: Convert to fraction form
    70,312.32/96,930.09 = 50,134.23/x
  3. Step 3: Cross multiply
    70,312.32x = 96,930.09 × 50,134.23
  4. Step 4: Simplify right side
    70,312.32x = 4,859,515,425.98
  5. Step 5: Solve for x
    x = 4,859,515,425.98/70,312.32
  6. Step 6: Final answer
    x = 69,113.29

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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.