Home / 104,134.08-156,225.12-34,018.56

Finding the Fourth Proportional to 104,134.08, 156,225.12 and 34,018.56

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Solution

The fourth proportional to 104,134.08, 156,225.12 and 34,018.56 is: 51,035.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,134.08 : 156,225.12 = 34,018.56 : x
  2. Step 2: Convert to fraction form
    104,134.08/156,225.12 = 34,018.56/x
  3. Step 3: Cross multiply
    104,134.08x = 156,225.12 × 34,018.56
  4. Step 4: Simplify right side
    104,134.08x = 5,314,553,618.23
  5. Step 5: Solve for x
    x = 5,314,553,618.23/104,134.08
  6. Step 6: Final answer
    x = 51,035.68

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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.