Home / 82,102.10-123,153.44-22,937.67

Finding the Fourth Proportional to 82,102.10, 123,153.44 and 22,937.67

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Solution

The fourth proportional to 82,102.10, 123,153.44 and 22,937.67 is: 34,406.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,102.10 : 123,153.44 = 22,937.67 : x
  2. Step 2: Convert to fraction form
    82,102.10/123,153.44 = 22,937.67/x
  3. Step 3: Cross multiply
    82,102.10x = 123,153.44 × 22,937.67
  4. Step 4: Simplify right side
    82,102.10x = 2,824,852,851.40
  5. Step 5: Solve for x
    x = 2,824,852,851.40/82,102.10
  6. Step 6: Final answer
    x = 34,406.59

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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.