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Finding the Fourth Proportional to 64,348.92, 88,803.24 and 36,056.40

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Solution

The fourth proportional to 64,348.92, 88,803.24 and 36,056.40 is: 49,758.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,348.92 : 88,803.24 = 36,056.40 : x
  2. Step 2: Convert to fraction form
    64,348.92/88,803.24 = 36,056.40/x
  3. Step 3: Cross multiply
    64,348.92x = 88,803.24 × 36,056.40
  4. Step 4: Simplify right side
    64,348.92x = 3,201,925,142.74
  5. Step 5: Solve for x
    x = 3,201,925,142.74/64,348.92
  6. Step 6: Final answer
    x = 49,758.80

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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.