Home / 64,507.42-89,015.33-36,207.64

Finding the Fourth Proportional to 64,507.42, 89,015.33 and 36,207.64

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Solution

The fourth proportional to 64,507.42, 89,015.33 and 36,207.64 is: 49,963.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,507.42 : 89,015.33 = 36,207.64 : x
  2. Step 2: Convert to fraction form
    64,507.42/89,015.33 = 36,207.64/x
  3. Step 3: Cross multiply
    64,507.42x = 89,015.33 × 36,207.64
  4. Step 4: Simplify right side
    64,507.42x = 3,223,034,842.08
  5. Step 5: Solve for x
    x = 3,223,034,842.08/64,507.42
  6. Step 6: Final answer
    x = 49,963.78

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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.