Home / 108,150.48-149,246.81-62,854.97

Finding the Fourth Proportional to 108,150.48, 149,246.81 and 62,854.97

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Solution

The fourth proportional to 108,150.48, 149,246.81 and 62,854.97 is: 86,739.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,150.48 : 149,246.81 = 62,854.97 : x
  2. Step 2: Convert to fraction form
    108,150.48/149,246.81 = 62,854.97/x
  3. Step 3: Cross multiply
    108,150.48x = 149,246.81 × 62,854.97
  4. Step 4: Simplify right side
    108,150.48x = 9,380,903,823.99
  5. Step 5: Solve for x
    x = 9,380,903,823.99/108,150.48
  6. Step 6: Final answer
    x = 86,739.36

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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.