Home / 67,444.34-101,157.63-20,693.30

Finding the Fourth Proportional to 67,444.34, 101,157.63 and 20,693.30

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Solution

The fourth proportional to 67,444.34, 101,157.63 and 20,693.30 is: 31,037.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,444.34 : 101,157.63 = 20,693.30 : x
  2. Step 2: Convert to fraction form
    67,444.34/101,157.63 = 20,693.30/x
  3. Step 3: Cross multiply
    67,444.34x = 101,157.63 × 20,693.30
  4. Step 4: Simplify right side
    67,444.34x = 2,093,285,184.88
  5. Step 5: Solve for x
    x = 2,093,285,184.88/67,444.34
  6. Step 6: Final answer
    x = 31,037.23

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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.