Home / 82,664.12-113,919.18-59,963.96

Finding the Fourth Proportional to 82,664.12, 113,919.18 and 59,963.96

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Solution

The fourth proportional to 82,664.12, 113,919.18 and 59,963.96 is: 82,636.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,664.12 : 113,919.18 = 59,963.96 : x
  2. Step 2: Convert to fraction form
    82,664.12/113,919.18 = 59,963.96/x
  3. Step 3: Cross multiply
    82,664.12x = 113,919.18 × 59,963.96
  4. Step 4: Simplify right side
    82,664.12x = 6,831,045,152.75
  5. Step 5: Solve for x
    x = 6,831,045,152.75/82,664.12
  6. Step 6: Final answer
    x = 82,636.16

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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.