Home / 116,998.68-161,457.60-63,283.59

Finding the Fourth Proportional to 116,998.68, 161,457.60 and 63,283.59

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Solution

The fourth proportional to 116,998.68, 161,457.60 and 63,283.59 is: 87,331.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,998.68 : 161,457.60 = 63,283.59 : x
  2. Step 2: Convert to fraction form
    116,998.68/161,457.60 = 63,283.59/x
  3. Step 3: Cross multiply
    116,998.68x = 161,457.60 × 63,283.59
  4. Step 4: Simplify right side
    116,998.68x = 10,217,616,560.78
  5. Step 5: Solve for x
    x = 10,217,616,560.78/116,998.68
  6. Step 6: Final answer
    x = 87,331.04

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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.