Home / 167,548.10-251,366.70-72,737.60

Finding the Fourth Proportional to 167,548.10, 251,366.70 and 72,737.60

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Solution

The fourth proportional to 167,548.10, 251,366.70 and 72,737.60 is: 109,125.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,548.10 : 251,366.70 = 72,737.60 : x
  2. Step 2: Convert to fraction form
    167,548.10/251,366.70 = 72,737.60/x
  3. Step 3: Cross multiply
    167,548.10x = 251,366.70 × 72,737.60
  4. Step 4: Simplify right side
    167,548.10x = 18,283,810,477.92
  5. Step 5: Solve for x
    x = 18,283,810,477.92/167,548.10
  6. Step 6: Final answer
    x = 109,125.74

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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.