Home / 159,611.23-220,274.43-97,548.39

Finding the Fourth Proportional to 159,611.23, 220,274.43 and 97,548.39

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Solution

The fourth proportional to 159,611.23, 220,274.43 and 97,548.39 is: 134,623.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,611.23 : 220,274.43 = 97,548.39 : x
  2. Step 2: Convert to fraction form
    159,611.23/220,274.43 = 97,548.39/x
  3. Step 3: Cross multiply
    159,611.23x = 220,274.43 × 97,548.39
  4. Step 4: Simplify right side
    159,611.23x = 21,487,415,516.93
  5. Step 5: Solve for x
    x = 21,487,415,516.93/159,611.23
  6. Step 6: Final answer
    x = 134,623.46

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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.