Home / 63,411.37-87,487.78-36,550.15

Finding the Fourth Proportional to 63,411.37, 87,487.78 and 36,550.15

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Solution

The fourth proportional to 63,411.37, 87,487.78 and 36,550.15 is: 50,427.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,411.37 : 87,487.78 = 36,550.15 : x
  2. Step 2: Convert to fraction form
    63,411.37/87,487.78 = 36,550.15/x
  3. Step 3: Cross multiply
    63,411.37x = 87,487.78 × 36,550.15
  4. Step 4: Simplify right side
    63,411.37x = 3,197,691,482.17
  5. Step 5: Solve for x
    x = 3,197,691,482.17/63,411.37
  6. Step 6: Final answer
    x = 50,427.73

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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.