Home / 82,600.50-123,900.35-23,436.28

Finding the Fourth Proportional to 82,600.50, 123,900.35 and 23,436.28

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Solution

The fourth proportional to 82,600.50, 123,900.35 and 23,436.28 is: 35,154.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,600.50 : 123,900.35 = 23,436.28 : x
  2. Step 2: Convert to fraction form
    82,600.50/123,900.35 = 23,436.28/x
  3. Step 3: Cross multiply
    82,600.50x = 123,900.35 × 23,436.28
  4. Step 4: Simplify right side
    82,600.50x = 2,903,762,867.77
  5. Step 5: Solve for x
    x = 2,903,762,867.77/82,600.50
  6. Step 6: Final answer
    x = 35,154.30

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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.