Home / 63,181.71-87,195.35-36,332.64

Finding the Fourth Proportional to 63,181.71, 87,195.35 and 36,332.64

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Solution

The fourth proportional to 63,181.71, 87,195.35 and 36,332.64 is: 50,141.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,181.71 : 87,195.35 = 36,332.64 : x
  2. Step 2: Convert to fraction form
    63,181.71/87,195.35 = 36,332.64/x
  3. Step 3: Cross multiply
    63,181.71x = 87,195.35 × 36,332.64
  4. Step 4: Simplify right side
    63,181.71x = 3,168,037,352.06
  5. Step 5: Solve for x
    x = 3,168,037,352.06/63,181.71
  6. Step 6: Final answer
    x = 50,141.68

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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.