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Finding the Fourth Proportional to 52,322.76, 72,203.04 and 29,660.40

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Solution

The fourth proportional to 52,322.76, 72,203.04 and 29,660.40 is: 40,930.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,322.76 : 72,203.04 = 29,660.40 : x
  2. Step 2: Convert to fraction form
    52,322.76/72,203.04 = 29,660.40/x
  3. Step 3: Cross multiply
    52,322.76x = 72,203.04 × 29,660.40
  4. Step 4: Simplify right side
    52,322.76x = 2,141,571,047.62
  5. Step 5: Solve for x
    x = 2,141,571,047.62/52,322.76
  6. Step 6: Final answer
    x = 40,930.01

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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.