Home / 108,416.77-162,537.50-45,285.25

Finding the Fourth Proportional to 108,416.77, 162,537.50 and 45,285.25

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Solution

The fourth proportional to 108,416.77, 162,537.50 and 45,285.25 is: 67,891.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,416.77 : 162,537.50 = 45,285.25 : x
  2. Step 2: Convert to fraction form
    108,416.77/162,537.50 = 45,285.25/x
  3. Step 3: Cross multiply
    108,416.77x = 162,537.50 × 45,285.25
  4. Step 4: Simplify right side
    108,416.77x = 7,360,551,599.59
  5. Step 5: Solve for x
    x = 7,360,551,599.59/108,416.77
  6. Step 6: Final answer
    x = 67,891.27

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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.