Home / 104,164.23-156,186.21-91,709.27

Finding the Fourth Proportional to 104,164.23, 156,186.21 and 91,709.27

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Solution

The fourth proportional to 104,164.23, 156,186.21 and 91,709.27 is: 137,510.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,164.23 : 156,186.21 = 91,709.27 : x
  2. Step 2: Convert to fraction form
    104,164.23/156,186.21 = 91,709.27/x
  3. Step 3: Cross multiply
    104,164.23x = 156,186.21 × 91,709.27
  4. Step 4: Simplify right side
    104,164.23x = 14,323,723,303.17
  5. Step 5: Solve for x
    x = 14,323,723,303.17/104,164.23
  6. Step 6: Final answer
    x = 137,510.96

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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.