Home / 108,025.84-162,095.66-55,435.32

Finding the Fourth Proportional to 108,025.84, 162,095.66 and 55,435.32

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Solution

The fourth proportional to 108,025.84, 162,095.66 and 55,435.32 is: 83,182.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,025.84 : 162,095.66 = 55,435.32 : x
  2. Step 2: Convert to fraction form
    108,025.84/162,095.66 = 55,435.32/x
  3. Step 3: Cross multiply
    108,025.84x = 162,095.66 × 55,435.32
  4. Step 4: Simplify right side
    108,025.84x = 8,985,825,241.35
  5. Step 5: Solve for x
    x = 8,985,825,241.35/108,025.84
  6. Step 6: Final answer
    x = 83,182.18

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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.