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Finding the Fourth Proportional to 64,313.64, 88,750.76 and 35,632.12

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Solution

The fourth proportional to 64,313.64, 88,750.76 and 35,632.12 is: 49,171.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,313.64 : 88,750.76 = 35,632.12 : x
  2. Step 2: Convert to fraction form
    64,313.64/88,750.76 = 35,632.12/x
  3. Step 3: Cross multiply
    64,313.64x = 88,750.76 × 35,632.12
  4. Step 4: Simplify right side
    64,313.64x = 3,162,377,730.41
  5. Step 5: Solve for x
    x = 3,162,377,730.41/64,313.64
  6. Step 6: Final answer
    x = 49,171.18

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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.