Home / 108,889.96-150,263.22-65,869.24

Finding the Fourth Proportional to 108,889.96, 150,263.22 and 65,869.24

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Solution

The fourth proportional to 108,889.96, 150,263.22 and 65,869.24 is: 90,896.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,889.96 : 150,263.22 = 65,869.24 : x
  2. Step 2: Convert to fraction form
    108,889.96/150,263.22 = 65,869.24/x
  3. Step 3: Cross multiply
    108,889.96x = 150,263.22 × 65,869.24
  4. Step 4: Simplify right side
    108,889.96x = 9,897,724,101.35
  5. Step 5: Solve for x
    x = 9,897,724,101.35/108,889.96
  6. Step 6: Final answer
    x = 90,896.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.