Home / 63,738.64-87,962.16-36,882.40

Finding the Fourth Proportional to 63,738.64, 87,962.16 and 36,882.40

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Solution

The fourth proportional to 63,738.64, 87,962.16 and 36,882.40 is: 50,899.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,738.64 : 87,962.16 = 36,882.40 : x
  2. Step 2: Convert to fraction form
    63,738.64/87,962.16 = 36,882.40/x
  3. Step 3: Cross multiply
    63,738.64x = 87,962.16 × 36,882.40
  4. Step 4: Simplify right side
    63,738.64x = 3,244,255,569.98
  5. Step 5: Solve for x
    x = 3,244,255,569.98/63,738.64
  6. Step 6: Final answer
    x = 50,899.35

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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.