Home / 40,123.40-60,157.35-17,623.22

Finding the Fourth Proportional to 40,123.40, 60,157.35 and 17,623.22

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Solution

The fourth proportional to 40,123.40, 60,157.35 and 17,623.22 is: 26,422.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,123.40 : 60,157.35 = 17,623.22 : x
  2. Step 2: Convert to fraction form
    40,123.40/60,157.35 = 17,623.22/x
  3. Step 3: Cross multiply
    40,123.40x = 60,157.35 × 17,623.22
  4. Step 4: Simplify right side
    40,123.40x = 1,060,165,912.88
  5. Step 5: Solve for x
    x = 1,060,165,912.88/40,123.40
  6. Step 6: Final answer
    x = 26,422.64

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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.