Home / 63,683.11-87,883.72-36,459.09

Finding the Fourth Proportional to 63,683.11, 87,883.72 and 36,459.09

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Solution

The fourth proportional to 63,683.11, 87,883.72 and 36,459.09 is: 50,314.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,683.11 : 87,883.72 = 36,459.09 : x
  2. Step 2: Convert to fraction form
    63,683.11/87,883.72 = 36,459.09/x
  3. Step 3: Cross multiply
    63,683.11x = 87,883.72 × 36,459.09
  4. Step 4: Simplify right side
    63,683.11x = 3,204,160,457.01
  5. Step 5: Solve for x
    x = 3,204,160,457.01/63,683.11
  6. Step 6: Final answer
    x = 50,314.13

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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.